pkg.c
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pkg.c
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	#include <compat.h> // IWYU pragma: keep

	#include <pkg.h>
	#include <stdio.h>
	#include <stdlib.h>
	#include <string.h>
	#include <unistd.h>
	#include <sys/stat.h>
	#include <dirent.h>
	#include <time.h>
	#include <argtable3.h>
	#include <yyjson.h>

	#include "cli/pkg.h"
	#include "cli/version.h"

	#include "utils.h"
	#include "progress.h"
	#include "modules/io.h"

	// migrate this file to crprintf for colors

	bool pkg_verbose = false;

	static void print_bin_callback(const char name, void user_data);

	static void progress_callback(void user_data, pkg_phase_t phase, uint32_t current, uint32_t total, const char message) {
	progress_t progress = (progress_t )user_data;
	if (!progress \|\| !message \|\| !message[0]) return;

	const char *icon;
	switch (phase) {
	case PKG_PHASE_RESOLVING: icon = "🔍"; break;
	case PKG_PHASE_FETCHING: icon = "🚚"; break;
	case PKG_PHASE_EXTRACTING: icon = "📦"; break;
	case PKG_PHASE_LINKING: icon = "🔗"; break;
	case PKG_PHASE_CACHING: icon = "💾"; break;
	case PKG_PHASE_POSTINSTALL: icon = "⚙️ "; break;
	default: icon = "📦"; break;
	}

	char msg[PROGRESS_MSG_SIZE];
	if (total > 0) snprintf(msg, sizeof(msg), "%s %s [%u/%u]", icon, message, current, total);
	else if (current > 0) snprintf(msg, sizeof(msg), "%s %s [%u]", icon, message, current);
	else snprintf(msg, sizeof(msg), "%s %s", icon, message);

	progress_update(progress, msg);
	}

	static void print_latest_available_hint(pkg_context_t ctx, const char pkg_name, const char *installed_version) {
	if (!ctx \|\| !pkg_name \|\| !installed_version \|\| !pkg_name[0] \|\| !installed_version[0]) return;

	char latest[64];
	if (pkg_get_latest_available_version(ctx, pkg_name, installed_version, latest, sizeof(latest)) <= 0) return;
	printf(" %s(v%s available)%s", C_BLUE, latest, C_RESET);
	}

	static void print_added_packages(pkg_context_t *ctx) {
	uint32_t count = pkg_get_added_count(ctx);
	uint32_t printed = 0;
	if (count > 0) fputc('\n', stdout);

	for (uint32_t i = 0; i < count; i++) {
	pkg_added_package_t pkg;
	if (pkg_get_added_package(ctx, i, &pkg) == PKG_OK && pkg.direct) {
	printf("%s+%s %s%s%s@%s%s%s",
	C_GREEN, C_RESET,
	C_BOLD, pkg.name, C_RESET,
	C_DIM, pkg.version, C_RESET
	);
	print_latest_available_hint(ctx, pkg.name, pkg.version);
	fputc('\n', stdout); printed++;
	}
	}

	if (printed > 0) fputc('\n', stdout);
	}

	static uint64_t timespec_diff_ms(struct timespec start, struct timespec end) {
	int64_t sec = end->tv_sec - start->tv_sec;
	int64_t nsec = end->tv_nsec - start->tv_nsec;
	if (nsec < 0) { sec--; nsec += 1000000000; }
	return (uint64_t)sec * 1000 + (uint64_t)nsec / 1000000;
	}

	static void print_elapsed(uint64_t elapsed_ms) {
	fputs(C_BOLD, stdout);
	if (elapsed_ms < 1000) {
	printf("%llums", (unsigned long long)elapsed_ms);
	} else printf("%.2fs", (double)elapsed_ms / 1000.0);
	fputs(C_RESET, stdout);
	}

	static void print_install_header(const char *cmd) {
	const char *version = ant_semver();

	printf("%sant %s%s v%s %s(%s)%s\n",
	C_BOLD, cmd, C_RESET, version,
	C_DIM, ANT_GIT_HASH, C_RESET
	);
	}

	static void print_bin_callback(const char name, void user_data) {
	(void)user_data;
	printf(" %s-%s %s\n", C_DIM, C_RESET, name);
	}

	static void prompt_with_default(const char prompt, const char def, char *buf, size_t buf_size) {
	if (def && def[0]) {
	printf("%s%s%s %s(%s)%s: ", C_CYAN, prompt, C_RESET, C_DIM, def, C_RESET);
	} else printf("%s%s%s: ", C_CYAN, prompt, C_RESET);
	fflush(stdout);

	if (fgets(buf, (int)buf_size, stdin)) {
	size_t len = strlen(buf);
	if (len > 0 && buf[len - 1] == '\n') buf[len - 1] = '\0';
	}

	if (buf[0] == '\0' && def) {
	strncpy(buf, def, buf_size - 1);
	buf[buf_size - 1] = '\0';
	}
	}

	static void print_direct_installed_packages(pkg_context_t *ctx) {
	if (!ctx) return;

	fputc('\n', stdout);

	uint32_t added_count = pkg_get_added_count(ctx);
	for (uint32_t i = 0; i < added_count; i++) {
	pkg_added_package_t pkg;
	if (pkg_get_added_package(ctx, i, &pkg) != PKG_OK \|\| !pkg.direct) continue;

	int bin_count = pkg_list_package_bins("node_modules", pkg.name, NULL, NULL);
	printf("%sinstalled%s %s%s@%s%s",
	C_GREEN, C_RESET,
	C_BOLD, pkg.name, pkg.version, C_RESET);
	print_latest_available_hint(ctx, pkg.name, pkg.version);
	if (bin_count > 0) {
	printf(" with binaries:\n");
	pkg_list_package_bins("node_modules", pkg.name, print_bin_callback, NULL);
	} else fputc('\n', stdout);
	}
	}

	static void print_add_summary(pkg_context_t ctx, const pkg_install_result_t result, bool include_done_suffix) {
	if (!ctx \|\| !result) return;

	if (result->packages_installed > 0) {
	print_direct_installed_packages(ctx);

	printf("\n%s%u%s package%s installed %s[%s",
	C_GREEN, result->packages_installed, C_RESET,
	result->packages_installed == 1 ? "" : "s",
	C_DIM, C_RESET);
	print_elapsed(result->elapsed_ms);
	printf("%s]%s", C_DIM, C_RESET);
	if (include_done_suffix) printf(" done");

	fputc('\n', stdout);
	return;
	}

	printf("\n%sChecked%s %s%u%s installs across %s%u%s packages %s(no changes)%s %s[%s",
	C_DIM, C_RESET,
	C_GREEN, result->packages_installed + result->packages_skipped, C_RESET,
	C_GREEN, result->package_count, C_RESET,
	C_DIM, C_RESET,
	C_DIM, C_RESET);
	print_elapsed(result->elapsed_ms);
	printf("%s]%s\n", C_DIM, C_RESET);
	}

	typedef struct {
	const char *target;
	int count;
	} why_ctx_t;

	static void print_why_callback(const char name, const char version, const char constraint, pkg_dep_type_t dep_type, void user_data) {
	why_ctx_t ctx = (why_ctx_t )user_data;

	if (strcmp(name, "package.json") == 0) {
	const char *type_str = dep_type.dev ? "devDependencies" : "dependencies";
	printf(" %s└%s %s%s%s %s(%s)%s\n",
	C_DIM, C_RESET,
	C_GREEN, name, C_RESET,
	C_DIM, type_str, C_RESET);
	} else {
	const char *type_str = dep_type.peer ? "peer" : (dep_type.dev ? "dev" : (dep_type.optional ? "optional" : ""));
	if (type_str[0]) {
	printf(" %s└%s %s %s%s%s@%s%s%s %s\"%s\"%s\n",
	C_DIM, C_RESET,
	type_str,
	C_BOLD, name, C_RESET,
	C_DIM, version, C_RESET,
	C_CYAN, constraint, C_RESET);
	} else {
	printf(" %s└%s %s%s%s@%s%s%s %s\"%s\"%s\n",
	C_DIM, C_RESET,
	C_BOLD, name, C_RESET,
	C_DIM, version, C_RESET,
	C_CYAN, constraint, C_RESET);
	}
	}

	ctx->count++;
	}

	static void print_script(const char name, const char command, void *ud) {
	(void)ud;
	if (strlen(command) > 50) {
	printf(" %-15s %.47s...\n", name, command);
	} else {
	printf(" %-15s %s\n", name, command);
	}
	}

	static void print_bin_name(const char name, void ud) {
	(void)ud;
	printf(" %s\n", name);
	}

	static void print_pkg_error(pkg_context_t *ctx) {
	const char *msg = pkg_error_string(ctx);
	if (!msg \|\| !msg[0]) {
	fprintf(stderr, "Error: unknown error\n");
	return;
	}
	if (strncmp(msg, "error:", 6) == 0) {
	fprintf(stderr, "%s\n", msg);
	} else fprintf(stderr, "Error: %s\n", msg);
	}

	static size_t package_name_from_spec(const char spec, char out, size_t out_size) {
	if (!spec \|\| !out \|\| out_size == 0) return 0;

	const char *split = NULL;
	if (spec[0] == '@') {
	split = strchr(spec + 1, '@');
	} else split = strchr(spec, '@');

	size_t len = split ? (size_t)(split - spec) : strlen(spec);
	if (len == 0 \|\| len >= out_size) return 0;

	memcpy(out, spec, len);
	out[len] = '\0';
	return len;
	}

	static bool pkg_json_has_dep(yyjson_val root, const char section, const char *name) {
	yyjson_val *deps = yyjson_obj_get(root, section);
	if (!deps \|\| !yyjson_is_obj(deps)) return false;
	return yyjson_obj_get(deps, name) != NULL;
	}

	static int classify_update_specs(
	const char const package_specs,
	int count,
	const char ***deps_specs_out,
	int *deps_count_out,
	const char ***dev_specs_out,
	int *dev_count_out
	) {
	*deps_specs_out = NULL;
	*deps_count_out = 0;
	*dev_specs_out = NULL;
	*dev_count_out = 0;

	yyjson_read_err err;
	yyjson_doc *doc = yyjson_read_file("package.json", 0, NULL, &err);
	if (!doc) {
	fprintf(stderr, "Error: No package.json found\n");
	return EXIT_FAILURE;
	}

	yyjson_val *root = yyjson_doc_get_root(doc);
	if (!root \|\| !yyjson_is_obj(root)) {
	yyjson_doc_free(doc);
	fprintf(stderr, "Error: Invalid package.json format\n");
	return EXIT_FAILURE;
	}

	const char *deps_specs = try_oom((size_t)count sizeof(char *));
	const char *dev_specs = try_oom((size_t)count sizeof(char *));
	if (!deps_specs \|\| !dev_specs) {
	free((void *)deps_specs);
	free((void *)dev_specs);
	yyjson_doc_free(doc);
	fprintf(stderr, "Error: out of memory\n");
	return EXIT_FAILURE;
	}

	int deps_count = 0;
	int dev_count = 0;
	for (int i = 0; i < count; i++) {
	char pkg_name[512];
	if (package_name_from_spec(package_specs[i], pkg_name, sizeof(pkg_name)) == 0) {
	free((void *)deps_specs);
	free((void *)dev_specs);
	yyjson_doc_free(doc);
	fprintf(stderr, "Error: Invalid package spec '%s'\n", package_specs[i]);
	return EXIT_FAILURE;
	}

	bool in_deps = pkg_json_has_dep(root, "dependencies", pkg_name);
	bool in_dev = pkg_json_has_dep(root, "devDependencies", pkg_name);
	if (in_deps) deps_specs[deps_count++] = package_specs[i];
	else if (in_dev) dev_specs[dev_count++] = package_specs[i];
	else deps_specs[deps_count++] = package_specs[i];
	}

	yyjson_doc_free(doc);
	*deps_specs_out = deps_specs;
	*deps_count_out = deps_count;
	*dev_specs_out = dev_specs;
	*dev_count_out = dev_count;
	return EXIT_SUCCESS;
	}

	bool pkg_script_exists(const char package_json_path, const char script_name) {
	char script_cmd[4096];
	return pkg_get_script(package_json_path, script_name, script_cmd, sizeof(script_cmd)) >= 0;
	}

	static const char *get_global_dir(void) {
	static char global_dir[4096] = {0};
	if (global_dir[0] == '\0') {
	const char *home = getenv("HOME");
	if (home) snprintf(global_dir, sizeof(global_dir), "%s/.ant/pkg/global", home);
	}
	return global_dir;
	}

	static int cmd_add_global(const char const package_specs, int count) {
	print_install_header("add -g");

	char resolve_msg[64];
	snprintf(resolve_msg, sizeof(resolve_msg), "🔍 Resolving [%d/%d]", count, count);

	progress_t progress;
	if (!pkg_verbose) progress_start(&progress, resolve_msg);

	pkg_options_t opts = {
	.progress_callback = pkg_verbose ? NULL : progress_callback,
	.user_data = pkg_verbose ? NULL : &progress,
	.verbose = pkg_verbose
	};
	pkg_context_t *ctx = pkg_init(&opts);
	if (!ctx) {
	if (!pkg_verbose) progress_stop(&progress);
	fprintf(stderr, "Error: Failed to initialize package manager\n");
	return EXIT_FAILURE;
	}

	pkg_error_t err = pkg_add_global_many(ctx, package_specs, (uint32_t)count);
	if (!pkg_verbose) progress_stop(&progress);

	if (err != PKG_OK) {
	print_pkg_error(ctx);
	pkg_free(ctx);
	return EXIT_FAILURE;
	}

	pkg_install_result_t result;
	if (pkg_get_install_result(ctx, &result) == PKG_OK) {
	for (int i = 0; i < count; i++) {
	printf("\n%sinstalled globally%s %s%s%s\n",
	C_GREEN, C_RESET, C_BOLD, package_specs[i], C_RESET);
	}
	printf(" %s(binaries linked to ~/.ant/bin)%s\n", C_DIM, C_RESET);
	printf("\n%s[%s", C_DIM, C_RESET);
	print_elapsed(result.elapsed_ms);
	printf("%s]%s done\n", C_DIM, C_RESET);
	}

	pkg_free(ctx);
	return EXIT_SUCCESS;
	}

	static int cmd_remove_global(const char *package_name) {
	print_install_header("remove -g");

	progress_t progress;
	if (!pkg_verbose) progress_start(&progress, "🔍 Resolving");

	pkg_options_t opts = {
	.progress_callback = pkg_verbose ? NULL : progress_callback,
	.user_data = pkg_verbose ? NULL : &progress,
	.verbose = pkg_verbose
	};
	pkg_context_t *ctx = pkg_init(&opts);
	if (!ctx) {
	if (!pkg_verbose) progress_stop(&progress);
	fprintf(stderr, "Error: Failed to initialize package manager\n");
	return EXIT_FAILURE;
	}

	pkg_error_t err = pkg_remove_global(ctx, package_name);
	if (!pkg_verbose) progress_stop(&progress);

	if (err == PKG_NOT_FOUND) {
	printf("\nPackage '%s' not found in global dependencies\n", package_name);
	pkg_free(ctx);
	return EXIT_SUCCESS;
	}

	if (err != PKG_OK) {
	print_pkg_error(ctx);
	pkg_free(ctx);
	return EXIT_FAILURE;
	}

	printf("\n%s-%s Removed globally: %s%s%s\n", C_RED, C_RESET, C_BOLD, package_name, C_RESET);

	pkg_free(ctx);
	return EXIT_SUCCESS;
	}

	static int cmd_install(void) {
	print_install_header("install");

	progress_t progress;

	if (!pkg_verbose) {
	progress_start(&progress, "🔍 Resolving [1/1]");
	}

	pkg_options_t opts = {
	.progress_callback = pkg_verbose ? NULL : progress_callback,
	.user_data = pkg_verbose ? NULL : &progress,
	.verbose = pkg_verbose
	};
	pkg_context_t *ctx = pkg_init(&opts);
	if (!ctx) {
	fprintf(stderr, "Error: Failed to initialize package manager\n");
	return EXIT_FAILURE;
	}

	struct stat st;
	bool needs_resolve = (stat("ant.lockb", &st) != 0);

	if (needs_resolve) {
	if (stat("package.json", &st) != 0) {
	if (!pkg_verbose) { progress_stop(&progress); }
	fprintf(stderr, "Error: No package.json found\n");
	pkg_free(ctx);
	return EXIT_FAILURE;
	}

	pkg_error_t err = pkg_resolve_and_install(ctx, "package.json", "ant.lockb", "node_modules");
	if (err != PKG_OK) {
	if (!pkg_verbose) { progress_stop(&progress); }
	print_pkg_error(ctx);
	pkg_free(ctx);
	return EXIT_FAILURE;
	}
	} else {
	pkg_error_t err = pkg_install(ctx, "package.json", "ant.lockb", "node_modules");
	if (err != PKG_OK) {
	if (!pkg_verbose) { progress_stop(&progress); }
	print_pkg_error(ctx);
	pkg_free(ctx);
	return EXIT_FAILURE;
	}
	}

	if (!pkg_verbose) {
	progress_stop(&progress);

	}

	pkg_install_result_t result;
	if (pkg_get_install_result(ctx, &result) == PKG_OK) {
	if (result.packages_installed > 0) {
	print_added_packages(ctx);
	printf("%s%u%s package%s installed",
	C_GREEN, result.packages_installed, C_RESET,
	result.packages_installed == 1 ? "" : "s");
	if (result.cache_hits > 0) {
	printf(" %s(%u cached)%s", C_DIM, result.cache_hits, C_RESET);
	}
	printf(" %s[%s", C_DIM, C_RESET);
	print_elapsed(result.elapsed_ms);
	printf("%s]%s\n", C_DIM, C_RESET);
	} else {
	printf("\n%sChecked%s %s%u%s installs across %s%u%s packages %s(no changes)%s %s[%s",
	C_DIM, C_RESET,
	C_GREEN, result.packages_installed + result.packages_skipped, C_RESET,
	C_GREEN, result.package_count, C_RESET,
	C_DIM, C_RESET,
	C_DIM, C_RESET);
	print_elapsed(result.elapsed_ms);
	printf("%s]%s\n", C_DIM, C_RESET);
	}
	}

	if (pkg_discover_lifecycle_scripts(ctx, "node_modules") == PKG_OK) {
	uint32_t script_count = pkg_get_lifecycle_script_count(ctx);
	if (script_count > 0) {
	printf("\n%s%u%s package%s need%s to run lifecycle scripts:\n",
	C_YELLOW, script_count, C_RESET,
	script_count == 1 ? "" : "s",
	script_count == 1 ? "s" : "");

	for (uint32_t i = 0; i < script_count; i++) {
	pkg_lifecycle_script_t script;
	if (pkg_get_lifecycle_script(ctx, i, &script) == PKG_OK) {
	printf(" %s•%s %s%s%s %s(%s)%s\n",
	C_DIM, C_RESET,
	C_CYAN, script.name, C_RESET,
	C_DIM, script.script, C_RESET);
	}
	}

	printf("\nRun: %sant trust <pkg>%s or %sant trust --all%s\n", C_DIM, C_RESET, C_DIM, C_RESET);
	}
	}

	pkg_free(ctx);
	return EXIT_SUCCESS;
	}

	static int cmd_update(void) {
	print_install_header("update");

	progress_t progress;

	if (!pkg_verbose) {
	progress_start(&progress, "🔍 Resolving [1/1]");
	}

	pkg_options_t opts = {
	.progress_callback = pkg_verbose ? NULL : progress_callback,
	.user_data = pkg_verbose ? NULL : &progress,
	.verbose = pkg_verbose
	};
	pkg_context_t *ctx = pkg_init(&opts);
	if (!ctx) {
	fprintf(stderr, "Error: Failed to initialize package manager\n");
	return EXIT_FAILURE;
	}

	struct stat st;
	if (stat("package.json", &st) != 0) {
	if (!pkg_verbose) progress_stop(&progress);
	fprintf(stderr, "Error: No package.json found\n");
	pkg_free(ctx);
	return EXIT_FAILURE;
	}

	pkg_error_t err = pkg_resolve_and_install(ctx, "package.json", "ant.lockb", "node_modules");
	if (err != PKG_OK) {
	if (!pkg_verbose) progress_stop(&progress);
	print_pkg_error(ctx);
	pkg_free(ctx);
	return EXIT_FAILURE;
	}

	if (!pkg_verbose) {
	progress_stop(&progress);
	}

	pkg_install_result_t result;
	if (pkg_get_install_result(ctx, &result) == PKG_OK) {
	if (result.packages_installed > 0) {
	print_added_packages(ctx);
	printf("%s%u%s package%s installed",
	C_GREEN, result.packages_installed, C_RESET,
	result.packages_installed == 1 ? "" : "s");
	if (result.cache_hits > 0) {
	printf(" %s(%u cached)%s", C_DIM, result.cache_hits, C_RESET);
	}
	printf(" %s[%s", C_DIM, C_RESET);
	print_elapsed(result.elapsed_ms);
	printf("%s]%s\n", C_DIM, C_RESET);
	} else {
	printf("\n%sChecked%s %s%u%s installs across %s%u%s packages %s(no changes)%s %s[%s",
	C_DIM, C_RESET,
	C_GREEN, result.packages_installed + result.packages_skipped, C_RESET,
	C_GREEN, result.package_count, C_RESET,
	C_DIM, C_RESET,
	C_DIM, C_RESET);
	print_elapsed(result.elapsed_ms);
	printf("%s]%s\n", C_DIM, C_RESET);
	}
	}

	if (pkg_discover_lifecycle_scripts(ctx, "node_modules") == PKG_OK) {
	uint32_t script_count = pkg_get_lifecycle_script_count(ctx);
	if (script_count > 0) {
	printf("\n%s%u%s package%s need%s to run lifecycle scripts:\n",
	C_YELLOW, script_count, C_RESET,
	script_count == 1 ? "" : "s",
	script_count == 1 ? "s" : "");

	for (uint32_t i = 0; i < script_count; i++) {
	pkg_lifecycle_script_t script;
	if (pkg_get_lifecycle_script(ctx, i, &script) == PKG_OK) {
	printf(" %s•%s %s%s%s %s(%s)%s\n",
	C_DIM, C_RESET,
	C_CYAN, script.name, C_RESET,
	C_DIM, script.script, C_RESET);
	}
	}

	printf("\nRun: %sant trust <pkg>%s or %sant trust --all%s\n", C_DIM, C_RESET, C_DIM, C_RESET);
	}
	}

	pkg_free(ctx);
	return EXIT_SUCCESS;
	}

	static int cmd_update_many(const char const package_specs, int count) {
	print_install_header("update");

	const char **deps_specs = NULL;
	const char **dev_specs = NULL;
	int deps_count = 0;
	int dev_count = 0;
	if (classify_update_specs(package_specs, count, &deps_specs, &deps_count, &dev_specs, &dev_count) != EXIT_SUCCESS) {
	return EXIT_FAILURE;
	}

	char resolve_msg[64];
	snprintf(resolve_msg, sizeof(resolve_msg), "🔍 Resolving [%d/%d]", count, count);

	progress_t progress;
	if (!pkg_verbose) {
	progress_start(&progress, resolve_msg);
	}

	pkg_options_t opts = {
	.progress_callback = pkg_verbose ? NULL : progress_callback,
	.user_data = pkg_verbose ? NULL : &progress,
	.verbose = pkg_verbose
	};
	pkg_context_t *ctx = pkg_init(&opts);
	if (!ctx) {
	free((void *)deps_specs);
	free((void *)dev_specs);
	if (!pkg_verbose) progress_stop(&progress);
	fprintf(stderr, "Error: Failed to initialize package manager\n");
	return EXIT_FAILURE;
	}

	pkg_error_t err = PKG_OK;
	if (deps_count > 0) {
	err = pkg_add_many(ctx, "package.json", deps_specs, (uint32_t)deps_count, false);
	}
	if (err == PKG_OK && dev_count > 0) {
	err = pkg_add_many(ctx, "package.json", dev_specs, (uint32_t)dev_count, true);
	}
	free((void *)deps_specs);
	free((void *)dev_specs);

	if (err != PKG_OK) {
	if (!pkg_verbose) progress_stop(&progress);
	print_pkg_error(ctx);
	pkg_free(ctx);
	return EXIT_FAILURE;
	}

	err = pkg_resolve_and_install(ctx, "package.json", "ant.lockb", "node_modules");
	if (err != PKG_OK) {
	if (!pkg_verbose) progress_stop(&progress);
	print_pkg_error(ctx);
	pkg_free(ctx);
	return EXIT_FAILURE;
	}

	if (!pkg_verbose) progress_stop(&progress);

	pkg_install_result_t result;
	if (pkg_get_install_result(ctx, &result) == PKG_OK) {
	print_add_summary(ctx, &result, true);
	}

	pkg_free(ctx);
	return EXIT_SUCCESS;
	}

	static int cmd_add(const char const package_specs, int count, bool dev) {
	print_install_header(dev ? "add -D" : "add");

	char resolve_msg[64];
	snprintf(resolve_msg, sizeof(resolve_msg), "🔍 Resolving [%d/%d]", count, count);

	progress_t progress;
	if (!pkg_verbose) {
	progress_start(&progress, resolve_msg);
	}

	pkg_options_t opts = {
	.progress_callback = pkg_verbose ? NULL : progress_callback,
	.user_data = pkg_verbose ? NULL : &progress,
	.verbose = pkg_verbose
	};
	pkg_context_t *ctx = pkg_init(&opts);
	if (!ctx) {
	fprintf(stderr, "Error: Failed to initialize package manager\n");
	return EXIT_FAILURE;
	}

	pkg_error_t err = pkg_add_many(ctx, "package.json", package_specs, (uint32_t)count, dev);
	if (err != PKG_OK) {
	if (!pkg_verbose) { progress_stop(&progress); }
	print_pkg_error(ctx);
	pkg_free(ctx);
	return EXIT_FAILURE;
	}

	err = pkg_resolve_and_install(ctx, "package.json", "ant.lockb", "node_modules");
	if (err != PKG_OK) {
	if (!pkg_verbose) { progress_stop(&progress); }
	print_pkg_error(ctx);
	pkg_free(ctx);
	return EXIT_FAILURE;
	}

	if (!pkg_verbose) progress_stop(&progress);

	pkg_install_result_t result;
	if (pkg_get_install_result(ctx, &result) == PKG_OK) {
	print_add_summary(ctx, &result, false);
	}

	pkg_free(ctx);
	return EXIT_SUCCESS;
	}

	static int cmd_remove(const char *package_name) {
	print_install_header("remove");
	progress_t progress;

	if (!pkg_verbose) {
	progress_start(&progress, "🔍 Resolving");
	}

	pkg_options_t opts = {
	.progress_callback = pkg_verbose ? NULL : progress_callback,
	.user_data = pkg_verbose ? NULL : &progress,
	.verbose = pkg_verbose
	};
	pkg_context_t *ctx = pkg_init(&opts);
	if (!ctx) {
	fprintf(stderr, "Error: Failed to initialize package manager\n");
	return EXIT_FAILURE;
	}

	pkg_error_t err = pkg_remove(ctx, "package.json", package_name);
	if (err != PKG_OK && err != PKG_NOT_FOUND) {
	if (!pkg_verbose) { progress_stop(&progress); }
	print_pkg_error(ctx);
	pkg_free(ctx);
	return EXIT_FAILURE;
	}

	if (err == PKG_NOT_FOUND) {
	if (!pkg_verbose) { progress_stop(&progress); }
	printf("\n%s[%s", C_DIM, C_RESET);
	printf("%s0ms%s", C_BOLD, C_RESET);
	printf("%s]%s done\n", C_DIM, C_RESET);
	pkg_free(ctx);
	return EXIT_SUCCESS;
	}

	err = pkg_resolve_and_install(ctx, "package.json", "ant.lockb", "node_modules");
	if (err != PKG_OK) {
	if (!pkg_verbose) { progress_stop(&progress); }
	print_pkg_error(ctx);
	pkg_free(ctx);
	return EXIT_FAILURE;
	}

	if (!pkg_verbose) {
	progress_stop(&progress);

	}

	pkg_install_result_t result;
	if (pkg_get_install_result(ctx, &result) == PKG_OK) {
	printf("\n%s%u%s package%s installed %s[%s",
	C_GREEN, result.packages_installed, C_RESET,
	result.packages_installed == 1 ? "" : "s",
	C_DIM, C_RESET);
	print_elapsed(result.elapsed_ms);
	printf("%s]%s\n", C_DIM, C_RESET);
	}

	printf("%s-%s Removed: %s%s%s\n", C_RED, C_RESET, C_BOLD, package_name, C_RESET);
	pkg_free(ctx);

	return EXIT_SUCCESS;
	}

	static int cmd_trust(const char **pkgs, int count, bool all) {
	print_install_header("trust");

	struct timespec start_time;
	clock_gettime(CLOCK_MONOTONIC, &start_time);

	pkg_options_t opts = { .verbose = pkg_verbose };
	pkg_context_t *ctx = pkg_init(&opts);
	if (!ctx) {
	fprintf(stderr, "Error: Failed to initialize package manager\n");
	return EXIT_FAILURE;
	}

	if (pkg_discover_lifecycle_scripts(ctx, "node_modules") != PKG_OK) {
	fprintf(stderr, "Error: Failed to scan node_modules\n");
	pkg_free(ctx);
	return EXIT_FAILURE;
	}

	uint32_t script_count = pkg_get_lifecycle_script_count(ctx);
	if (script_count == 0) {
	printf("No packages need lifecycle scripts to run.\n");
	pkg_free(ctx);
	return EXIT_SUCCESS;
	}

	const char **to_run = NULL;
	uint32_t to_run_count = 0;

	if (all) {
	to_run = try_oom(script_count * sizeof(char *));
	if (to_run) {
	for (uint32_t i = 0; i < script_count; i++) {
	pkg_lifecycle_script_t script;
	if (pkg_get_lifecycle_script(ctx, i, &script) == PKG_OK) {
	to_run[to_run_count++] = script.name;
	}
	}
	}
	} else if (count > 0) {
	to_run = try_oom(count * sizeof(char *));
	if (to_run) {
	for (int i = 0; i < count; i++) {
	bool found = false;
	for (uint32_t j = 0; j < script_count; j++) {
	pkg_lifecycle_script_t script;
	if (pkg_get_lifecycle_script(ctx, j, &script) == PKG_OK) {
	if (strcmp(pkgs[i], script.name) == 0) {
	to_run[to_run_count++] = script.name;
	found = true; break;
	}
	}
	}
	if (!found) fprintf(stderr, "Warning: %s has no pending lifecycle script\n", pkgs[i]);
	}
	}
	} else {
	printf("%s%u%s package%s with lifecycle scripts:\n",
	C_YELLOW, script_count, C_RESET,
	script_count == 1 ? "" : "s");

	for (uint32_t i = 0; i < script_count; i++) {
	pkg_lifecycle_script_t script;
	if (pkg_get_lifecycle_script(ctx, i, &script) == PKG_OK) {
	printf(" %s•%s %s%s%s %s(%s)%s\n",
	C_DIM, C_RESET,
	C_CYAN, script.name, C_RESET,
	C_DIM, script.script, C_RESET);
	}
	}
	printf("\nRun: %sant trust <pkg>%s or %sant trust --all%s\n", C_DIM, C_RESET, C_DIM, C_RESET);
	pkg_free(ctx);
	return EXIT_SUCCESS;
	}

	if (to_run && to_run_count > 0) {
	if (pkg_verbose) {
	printf("[trust] adding %u packages to trustedDependencies\n", to_run_count);
	for (uint32_t i = 0; i < to_run_count; i++) {
	printf("[trust] %s\n", to_run[i]);
	}
	}
	pkg_error_t add_err = pkg_add_trusted_dependencies("package.json", to_run, to_run_count);
	if (add_err == PKG_OK) {
	printf("Added %s%u%s package%s to %strustedDependencies%s in package.json\n",
	C_GREEN, to_run_count, C_RESET,
	to_run_count == 1 ? "" : "s",
	C_BOLD, C_RESET);
	} else {
	if (pkg_verbose) printf("[trust] failed to add trustedDependencies: error %d\n", add_err);
	}

	printf("Running lifecycle scripts for %s%u%s package%s...\n",
	C_GREEN, to_run_count, C_RESET,
	to_run_count == 1 ? "" : "s");
	pkg_run_postinstall(ctx, "node_modules", to_run, to_run_count);

	struct timespec end_time;
	clock_gettime(CLOCK_MONOTONIC, &end_time);
	uint64_t elapsed_ms = timespec_diff_ms(&start_time, &end_time);

	printf("\n%s%u%s package%s trusted %s[%s",
	C_GREEN, to_run_count, C_RESET,
	to_run_count == 1 ? "" : "s",
	C_DIM, C_RESET);
	print_elapsed(elapsed_ms);
	printf("%s]%s\n", C_DIM, C_RESET);
	free((void *)to_run);
	}

	pkg_free(ctx);
	return EXIT_SUCCESS;
	}

	static int cmd_init(void) {
	FILE *fp = fopen("package.json", "r");
	if (fp) {
	fclose(fp);
	fprintf(stderr, "Error: package.json already exists\n");
	return EXIT_FAILURE;
	}

	char cwd[PATH_MAX];
	const char *default_name = "my-project";
	if (getcwd(cwd, sizeof(cwd))) {
	char *base = strrchr(cwd, '/');
	if (base && base[1]) default_name = base + 1;
	}

	bool interactive = isatty(fileno(stdin));

	char name[256] = {0};
	char version[64] = {0};
	char entry[256] = {0};

	if (interactive) {
	printf("%sant init%s\n\n", C_BOLD, C_RESET);

	prompt_with_default("package name", default_name, name, sizeof(name));
	prompt_with_default("version", "1.0.0", version, sizeof(version));
	prompt_with_default("entry point", "index.js", entry, sizeof(entry));

	fputc('\n', stdout);
	} else {
	strncpy(name, default_name, sizeof(name) - 1);
	strncpy(version, "1.0.0", sizeof(version) - 1);
	strncpy(entry, "index.js", sizeof(entry) - 1);
	}

	fp = fopen("package.json", "w");
	if (!fp) {
	fprintf(stderr, "Error: Could not create package.json\n");
	return EXIT_FAILURE;
	}

	yyjson_mut_doc *doc = yyjson_mut_doc_new(NULL);
	yyjson_mut_val *root = yyjson_mut_obj(doc);
	yyjson_mut_doc_set_root(doc, root);

	yyjson_mut_obj_add_str(doc, root, "name", name);
	yyjson_mut_obj_add_str(doc, root, "version", version);
	yyjson_mut_obj_add_str(doc, root, "type", "module");
	yyjson_mut_obj_add_str(doc, root, "main", entry);

	yyjson_mut_val *scripts = yyjson_mut_obj_add_obj(doc, root, "scripts");
	char start_cmd[300];
	snprintf(start_cmd, sizeof(start_cmd), "ant %s", entry);
	yyjson_mut_obj_add_str(doc, scripts, "start", start_cmd);

	yyjson_mut_obj_add_obj(doc, root, "dependencies");
	yyjson_mut_obj_add_obj(doc, root, "devDependencies");

	size_t len; char *json_str = yyjson_mut_write(
	doc, YYJSON_WRITE_PRETTY_TWO_SPACES
	\| YYJSON_WRITE_ESCAPE_UNICODE, &len
	);

	if (json_str) {
	fwrite(json_str, 1, len, fp);
	free(json_str);
	}

	yyjson_mut_doc_free(doc);
	fclose(fp);

	printf("%s+%s Created %spackage.json%s\n", C_GREEN, C_RESET, C_BOLD, C_RESET);
	return EXIT_SUCCESS;
	}

	static int cmd_why(const char *package_name) {
	struct stat st;
	if (stat("ant.lockb", &st) != 0) {
	fprintf(stderr, "Error: No lockfile found. Run 'ant install' first.\n");
	return EXIT_FAILURE;
	}

	pkg_why_info_t info;
	if (pkg_why_info("ant.lockb", package_name, &info) < 0) {
	fprintf(stderr, "Error: Failed to read lockfile\n");
	return EXIT_FAILURE;
	}

	if (!info.found) {
	printf("\n%s%s%s is not installed\n\n", C_BOLD, package_name, C_RESET);
	return EXIT_SUCCESS;
	}

	const char *type_label = info.is_peer ? " peer" : (info.is_dev ? " dev" : "");
	printf("\n%s%s%s@%s%s%s%s%s%s\n", C_BOLD, package_name, C_RESET, C_DIM, info.target_version, C_RESET, C_YELLOW, type_label, C_RESET);

	why_ctx_t ctx = { .target = package_name, .count = 0 };
	int result = pkg_why("ant.lockb", package_name, print_why_callback, &ctx);

	if (result < 0) {
	fprintf(stderr, "Error: Failed to read lockfile\n");
	return EXIT_FAILURE;
	}

	if (ctx.count == 0) {
	printf(" %s(no dependents)%s\n", C_DIM, C_RESET);
	}

	fputc('\n', stdout);
	return EXIT_SUCCESS;
	}

	int pkg_cmd_init(int argc, char **argv) {
	struct arg_lit *help = arg_lit0("h", "help", "display help");
	struct arg_end *end = arg_end(5);

	void *argtable[] = { help, end };
	int nerrors = arg_parse(argc, argv, argtable);

	int exitcode = EXIT_SUCCESS;
	if (help->count > 0) {
	printf("Usage: ant init\n\n");
	printf("Create a new package.json\n");
	} else if (nerrors > 0) {
	arg_print_errors(stdout, end, "ant init");
	exitcode = EXIT_FAILURE;
	} else {
	exitcode = cmd_init();
	}

	arg_freetable(argtable, sizeof(argtable)/sizeof(argtable[0]));
	return exitcode;
	}

	int pkg_cmd_install(int argc, char **argv) {
	struct arg_str *pkgs = arg_strn(NULL, NULL, "<package[@version]>", 0, 100, NULL);
	struct arg_lit *global = arg_lit0("g", "global", "install globally");
	struct arg_lit *dev = arg_lit0("D", "save-dev", "add as devDependency");
	struct arg_lit *help = arg_lit0("h", "help", "display help");
	struct arg_end *end = arg_end(5);

	void *argtable[] = { pkgs, global, dev, help, end };
	int nerrors = arg_parse(argc, argv, argtable);

	int exitcode = EXIT_SUCCESS;
	if (help->count > 0) {
	printf("Usage: ant install [packages...] [-g] [-D] [--verbose]\n\n");
	printf("Install from lockfile, or add packages if specified.\n");
	printf("\nOptions:\n -g, --global Install globally to ~/.ant/pkg/global\n");
	printf(" -D, --save-dev Add as devDependency\n");
	} else if (nerrors > 0) {
	arg_print_errors(stdout, end, "ant install");
	exitcode = EXIT_FAILURE;
	} else if (pkgs->count == 0) {
	exitcode = cmd_install();
	} else {
	bool is_dev = dev->count > 0;
	exitcode = global->count > 0
	? cmd_add_global(pkgs->sval, pkgs->count)
	: cmd_add(pkgs->sval, pkgs->count, is_dev);
	}

	arg_freetable(argtable, sizeof(argtable)/sizeof(argtable[0]));
	return exitcode;
	}

	int pkg_cmd_update(int argc, char **argv) {
	struct arg_str *pkgs = arg_strn(NULL, NULL, "<package[@version]>", 0, 100, NULL);
	struct arg_lit *help = arg_lit0("h", "help", "display help");
	struct arg_end *end = arg_end(5);

	void *argtable[] = { pkgs, help, end };
	int nerrors = arg_parse(argc, argv, argtable);

	int exitcode = EXIT_SUCCESS;
	if (help->count > 0) {
	printf("Usage: ant update [packages...] [--verbose]\n\n");
	printf("Re-resolve all dependencies, or upgrade specific packages in place.\n");
	} else if (nerrors > 0) {
	arg_print_errors(stdout, end, "ant update");
	exitcode = EXIT_FAILURE;
	} else {
	exitcode = pkgs->count > 0 ? cmd_update_many(pkgs->sval, pkgs->count) : cmd_update();
	}

	arg_freetable(argtable, sizeof(argtable)/sizeof(argtable[0]));
	return exitcode;
	}

	int pkg_cmd_add(int argc, char **argv) {
	struct arg_str *pkgs = arg_strn(NULL, NULL, "<package[@version]>", 1, 100, NULL);
	struct arg_lit *global = arg_lit0("g", "global", "install globally");
	struct arg_lit *dev = arg_lit0("D", "save-dev", "add as devDependency");
	struct arg_lit *help = arg_lit0("h", "help", "display help");
	struct arg_end *end = arg_end(5);

	void *argtable[] = { pkgs, global, dev, help, end };
	int nerrors = arg_parse(argc, argv, argtable);

	int exitcode = EXIT_SUCCESS;
	if (help->count > 0) {
	printf("Usage: ant add <package[@version]>... [options]\n\n");
	printf("Add packages to dependencies.\n");
	printf("\nOptions:\n -g, --global Install globally to ~/.ant/pkg/global\n");
	printf(" -D, --save-dev Add as devDependency\n");
	} else if (nerrors > 0) {
	arg_print_errors(stdout, end, "ant add");
	exitcode = EXIT_FAILURE;
	} else {
	bool is_dev = dev->count > 0;
	exitcode = global->count > 0
	? cmd_add_global(pkgs->sval, pkgs->count)
	: cmd_add(pkgs->sval, pkgs->count, is_dev);
	}

	arg_freetable(argtable, sizeof(argtable)/sizeof(argtable[0]));
	return exitcode;
	}

	int pkg_cmd_remove(int argc, char **argv) {
	struct arg_str *pkgs = arg_strn(NULL, NULL, "<package>", 1, 100, NULL);
	struct arg_lit *global = arg_lit0("g", "global", "remove from global packages");
	struct arg_lit *help = arg_lit0("h", "help", "display help");
	struct arg_end *end = arg_end(5);

	void *argtable[] = { pkgs, global, help, end };
	int nerrors = arg_parse(argc, argv, argtable);

	int exitcode = EXIT_SUCCESS;
	if (help->count > 0) {
	printf("Usage: ant remove <package>... [-g]\n\n");
	printf("Remove packages from dependencies.\n");
	printf("\nOptions:\n -g, --global Remove from global packages\n");
	} else if (nerrors > 0) {
	arg_print_errors(stdout, end, "ant remove");
	exitcode = EXIT_FAILURE;
	} else {
	for (int i = 0; i < pkgs->count && exitcode == EXIT_SUCCESS; i++) {
	exitcode = global->count > 0 ? cmd_remove_global(pkgs->sval[i]) : cmd_remove(pkgs->sval[i]);
	}
	}

	arg_freetable(argtable, sizeof(argtable)/sizeof(argtable[0]));
	return exitcode;
	}

	int pkg_cmd_trust(int argc, char **argv) {
	struct arg_str *pkgs = arg_strn(NULL, NULL, "<package>", 0, 100, NULL);
	struct arg_lit *all = arg_lit0("a", "all", "trust all packages with lifecycle scripts");
	struct arg_lit *help = arg_lit0("h", "help", "display help");
	struct arg_end *end = arg_end(5);

	void *argtable[] = { pkgs, all, help, end };
	int nerrors = arg_parse(argc, argv, argtable);

	int exitcode = EXIT_SUCCESS;
	if (help->count > 0) {
	printf("Usage: ant trust [packages...] [--all]\n\n");
	printf("Run lifecycle scripts for packages.\n");
	printf(" --all, -a Trust and run all pending lifecycle scripts\n");
	} else if (nerrors > 0) {
	arg_print_errors(stdout, end, "ant trust");
	exitcode = EXIT_FAILURE;
	} else {
	exitcode = cmd_trust(pkgs->sval, pkgs->count, all->count > 0);
	}

	arg_freetable(argtable, sizeof(argtable)/sizeof(argtable[0]));
	return exitcode;
	}

	int pkg_cmd_run(int argc, char **argv) {
	if (argc < 2) {
	printf("Usage: ant run <script> [args...]\n\n");
	printf("Run a script from package.json\n\n");
	printf("Available scripts:\n");

	int count = pkg_list_scripts("package.json", NULL, NULL);
	if (count < 0) {
	printf(" (no package.json found)\n");
	} else if (count == 0) {
	printf(" (no scripts defined)\n");
	} else {
	pkg_list_scripts("package.json", print_script, NULL);
	}
	return EXIT_SUCCESS;
	}

	const char *script_name = argv[1];

	char script_cmd[4096];
	int script_len = pkg_get_script("package.json", script_name, script_cmd, sizeof(script_cmd));
	if (script_len < 0) {
	fprintf(stderr, "Error: script '%s' not found in package.json\n", script_name);
	fprintf(stderr, "Try 'ant run' to list available scripts.\n");
	return EXIT_FAILURE;
	}

	char extra_args[4096] = {0};
	int extra_args_len = 0;

	int arg_start = 2;
	if (arg_start < argc && strcmp(argv[arg_start], "--") == 0) arg_start++;

	for (int i = arg_start; i < argc; i++) {
	if (extra_args_len > 0) extra_args[extra_args_len++] = ' ';
	size_t arg_len = strlen(argv[i]);
	if ((size_t)extra_args_len + arg_len < sizeof(extra_args) - 1) {
	memcpy(extra_args + extra_args_len, argv[i], arg_len);
	extra_args_len += (int)arg_len;
	}
	}

	extra_args[extra_args_len] = '\0';
	printf("%s$%s %s%s%s", C_MAGENTA, C_RESET, C_BOLD, script_cmd, C_RESET);

	if (extra_args_len > 0) printf(" %s", extra_args);
	fputc('\n', stdout);

	pkg_script_result_t result = {0};
	pkg_error_t err = pkg_run_script(
	"package.json", script_name, "node_modules",
	extra_args_len > 0 ? extra_args : NULL,
	&result
	);

	if (err != PKG_OK) {
	if (err == PKG_NOT_FOUND) {
	fprintf(stderr, "Error: script '%s' not found\n", script_name);
	} else {
	fprintf(stderr, "Error: failed to run script '%s'\n", script_name);
	}
	return EXIT_FAILURE;
	}

	if (result.signal != 0) {
	fprintf(stderr, "Script '%s' killed by signal %d\n", script_name, result.signal);
	return 128 + result.signal;
	}

	return result.exit_code;
	}

	int pkg_cmd_exec(int argc, char **argv) {
	if (argc < 2) {
	printf("Usage: ant x [--ant] <command> [args...]\n\n");
	printf("Run a command from node_modules/.bin or download temporarily\n\n");
	printf("Options:\n");
	printf(" --ant Run with ant instead of node\n\n");
	printf("Available commands:\n");

	int count = pkg_list_bins("node_modules", NULL, NULL);
	if (count < 0) {
	printf(" (no binaries found - run 'ant install' first)\n");
	} else if (count == 0) {
	printf(" (no binaries installed)\n");
	} else {
	pkg_list_bins("node_modules", print_bin_name, NULL);
	}
	return EXIT_SUCCESS;
	}

	bool use_ant = false;
	int cmd_idx = 1;

	if (strcmp(argv[1], "--ant") == 0) {
	use_ant = true;
	cmd_idx = 2;
	if (argc < 3) {
	fprintf(stderr, "Error: missing command after --ant\n");
	return EXIT_FAILURE;
	}
	}

	const char *cmd_name = argv[cmd_idx];
	char bin_path[4096];

	int path_len = pkg_get_bin_path("node_modules", cmd_name, bin_path, sizeof(bin_path));

	if (path_len < 0) {
	const char *global_dir = get_global_dir();
	if (global_dir[0]) {
	char global_nm[4096];
	snprintf(global_nm, sizeof(global_nm), "%s/node_modules", global_dir);
	path_len = pkg_get_bin_path(global_nm, cmd_name, bin_path, sizeof(bin_path));
	}
	}

	if (path_len < 0) {
	progress_t progress;

	if (!pkg_verbose) {
	char msg[256];
	snprintf(msg, sizeof(msg), "🔍 Resolving %s", cmd_name);
	progress_start(&progress, msg);
	}

	pkg_options_t opts = {
	.progress_callback = pkg_verbose ? NULL : progress_callback,
	.user_data = pkg_verbose ? NULL : &progress,
	.verbose = pkg_verbose
	};
	pkg_context_t *ctx = pkg_init(&opts);
	if (!ctx) {
	if (!pkg_verbose) progress_stop(&progress);
	fprintf(stderr, "Error: Failed to initialize package manager\n");
	return EXIT_FAILURE;
	}

	pkg_error_t err = pkg_exec_temp(ctx, cmd_name, bin_path, sizeof(bin_path));
	if (!pkg_verbose) progress_stop(&progress);

	if (err != PKG_OK) {
	const char *err_msg = pkg_error_string(ctx);
	if (err_msg && err_msg[0]) {
	fprintf(stderr, "Error: %s\n", err_msg);
	} else {
	fprintf(stderr, "Error: '%s' not found\n", cmd_name);
	}
	pkg_free(ctx);
	return EXIT_FAILURE;
	}
	pkg_free(ctx);
	}

	const char *runtime = use_ant ? "ant" : "node";
	int arg_offset = cmd_idx + 1;
	int new_argc = argc - arg_offset + 2;

	char *exec_argv = try_oom(sizeof(char) * (new_argc + 1));
	if (!exec_argv) {
	fprintf(stderr, "Error: out of memory\n");
	return EXIT_FAILURE;
	}

	exec_argv[0] = (char *)runtime;
	exec_argv[1] = bin_path;
	for (int i = arg_offset; i < argc; i++) {
	exec_argv[i - arg_offset + 2] = argv[i];
	}
	exec_argv[new_argc] = NULL;

	execvp(runtime, exec_argv);

	free(exec_argv);
	fprintf(stderr, "Error: failed to execute '%s %s' - is %s installed?\n", runtime, bin_path, runtime);
	return EXIT_FAILURE;
	}

	int pkg_cmd_why(int argc, char **argv) {
	struct arg_str *pkg = arg_str1(NULL, NULL, "<package>", "package name to query");
	struct arg_lit *help = arg_lit0("h", "help", "display help");
	struct arg_end *end = arg_end(5);

	void *argtable[] = { pkg, help, end };
	int nerrors = arg_parse(argc, argv, argtable);

	int exitcode = EXIT_SUCCESS;
	if (help->count > 0) {
	printf("Usage: ant why <package>\n\n");
	printf("Show which packages depend on the given package.\n");
	} else if (nerrors > 0) {
	arg_print_errors(stdout, end, "ant why");
	exitcode = EXIT_FAILURE;
	} else {
	exitcode = cmd_why(pkg->sval[0]);
	}

	arg_freetable(argtable, sizeof(argtable)/sizeof(argtable[0]));
	return exitcode;
	}

	static const char format_size(uint64_t bytes, char buf, size_t buf_size) {
	if (bytes >= 1024ULL * 1024 * 1024) snprintf(buf, buf_size, "%.2f GB", (double)bytes / (1024.0 * 1024.0 * 1024.0));
	else if (bytes >= 1024 * 1024) snprintf(buf, buf_size, "%.2f MB", (double)bytes / (1024.0 * 1024.0));
	else if (bytes >= 1024) snprintf(buf, buf_size, "%.2f KB", (double)bytes / 1024.0);
	else snprintf(buf, buf_size, "%llu B", (unsigned long long)bytes);
	return buf;
	}

	static int cmd_info(const char *package_spec) {
	pkg_options_t opts = { .verbose = false };
	pkg_context_t *ctx = pkg_init(&opts);
	if (!ctx) {
	fprintf(stderr, "Error: Failed to initialize package manager\n");
	return EXIT_FAILURE;
	}

	pkg_info_t info;
	pkg_error_t err = pkg_info(ctx, package_spec, &info);
	if (err != PKG_OK) {
	print_pkg_error(ctx);
	pkg_free(ctx);
	return EXIT_FAILURE;
	}

	char size_buf[32];

	printf("%s%s%s%s@%s%s%s%s%s", C_BLUE, C_UL, info.name, C_UL_OFF, C_BLUE, C_BOLD, C_UL, info.version, C_RESET);
	if (info.license[0]) printf(" \| %s%s%s", C_CYAN, info.license, C_RESET);
	printf(" \| deps: %u \| versions: %u\n", info.dep_count, info.version_count);

	if (info.description[0]) printf("%s\n", info.description);
	if (info.homepage[0]) printf("%s%s%s\n", C_BLUE, info.homepage, C_RESET);
	if (info.keywords[0]) printf("keywords: %s\n", info.keywords);

	uint32_t dep_count = pkg_info_dependency_count(ctx);
	if (dep_count > 0) {
	printf("\n%sdependencies%s (%u):\n", C_BOLD, C_RESET, dep_count);
	for (uint32_t i = 0; i < dep_count; i++) {
	pkg_dependency_t dep;
	if (pkg_info_get_dependency(ctx, i, &dep) == PKG_OK) {
	printf("- %s%s%s: %s\n", C_CYAN, dep.name, C_RESET, dep.version);
	}
	}
	}

	printf("\n%sdist%s\n", C_BOLD, C_RESET);
	if (info.tarball[0]) printf(" %s.tarball:%s %s\n", C_DIM, C_RESET, info.tarball);
	if (info.shasum[0]) printf(" %s.shasum:%s %s%s%s\n", C_DIM, C_RESET, C_GREEN, info.shasum, C_RESET);
	if (info.integrity[0]) printf(" %s.integrity:%s %s%s%s\n", C_DIM, C_RESET, C_GREEN, info.integrity, C_RESET);
	if (info.unpacked_size > 0) printf(" %s.unpackedSize:%s %s%s%s\n", C_DIM, C_RESET, C_BLUE, format_size(info.unpacked_size, size_buf, sizeof(size_buf)), C_RESET);

	uint32_t tag_count = pkg_info_dist_tag_count(ctx);
	if (tag_count > 0) {
	printf("\n%sdist-tags:%s\n", C_BOLD, C_RESET);
	for (uint32_t i = 0; i < tag_count; i++) {
	pkg_dist_tag_t tag;
	if (pkg_info_get_dist_tag(ctx, i, &tag) == PKG_OK) {
	const char *tag_color = C_MAGENTA;
	if (strcmp(tag.tag, "beta") == 0) tag_color = C_BLUE;
	else if (strcmp(tag.tag, "latest") == 0) tag_color = C_CYAN;
	printf("%s%s%s: %s\n", tag_color, tag.tag, C_RESET, tag.version);
	}
	}
	}

	uint32_t maint_count = pkg_info_maintainer_count(ctx);
	if (maint_count > 0) {
	printf("\n%smaintainers:%s\n", C_BOLD, C_RESET);
	for (uint32_t i = 0; i < maint_count; i++) {
	pkg_maintainer_t maint;
	if (pkg_info_get_maintainer(ctx, i, &maint) == PKG_OK) {
	printf("- %s", maint.name);
	if (maint.email[0]) printf(" <%s>", maint.email);
	fputc('\n', stdout);
	}
	}
	}

	if (info.published[0]) printf("\n%sPublished:%s %s\n", C_BOLD, C_RESET, info.published);

	pkg_free(ctx);
	return EXIT_SUCCESS;
	}

	int pkg_cmd_info(int argc, char **argv) {
	struct arg_str *pkg = arg_str1(NULL, NULL, "<package[@version]>", "package to look up");
	struct arg_lit *help = arg_lit0("h", "help", "display help");
	struct arg_end *end = arg_end(5);

	void *argtable[] = { pkg, help, end };
	int nerrors = arg_parse(argc, argv, argtable);

	int exitcode = EXIT_SUCCESS;
	if (help->count > 0) {
	printf("Usage: ant info <package[@version]>\n\n");
	printf("Show package information from the npm registry.\n");
	} else if (nerrors > 0) {
	arg_print_errors(stdout, end, "ant info");
	exitcode = EXIT_FAILURE;
	} else {
	exitcode = cmd_info(pkg->sval[0]);
	}

	arg_freetable(argtable, sizeof(argtable)/sizeof(argtable[0]));
	return exitcode;
	}

	typedef struct {
	int count;
	bool show_path;
	const char *nm_path;
	} ls_ctx_t;

	static void print_ls_package(const char name, void user_data) {
	ls_ctx_t ctx = (ls_ctx_t )user_data;

	char pkg_json_path[4096];
	snprintf(pkg_json_path, sizeof(pkg_json_path), "%s/%s/package.json", ctx->nm_path, name);

	FILE *f = fopen(pkg_json_path, "r");
	if (!f) {
	printf(" %s%s%s\n", C_BOLD, name, C_RESET);
	ctx->count++;
	return;
	}

	char buf[8192];
	size_t len = fread(buf, 1, sizeof(buf) - 1, f);
	fclose(f);
	buf[len] = '\0';

	const char *version = "?";
	char version_buf[64] = {0};

	char *ver_key = strstr(buf, "\"version\"");
	if (ver_key) {
	char *colon = strchr(ver_key, ':');
	if (colon) {
	char *quote1 = strchr(colon, '"');
	if (quote1) {
	char *quote2 = strchr(quote1 + 1, '"');
	if (quote2) {
	size_t vlen = (size_t)(quote2 - quote1 - 1);
	if (vlen < sizeof(version_buf)) {
	memcpy(version_buf, quote1 + 1, vlen);
	version_buf[vlen] = '\0';
	version = version_buf;
	}
	}
	}
	}
	}

	printf(" %s%s%s@%s%s%s\n", C_BOLD, name, C_RESET, C_DIM, version, C_RESET);
	ctx->count++;
	}

	typedef struct {
	int count;
	int total;
	} pkg_ls_ctx_t;

	static void print_pkg_cb(const char name, const char version, void *user_data) {
	pkg_ls_ctx_t ctx = (pkg_ls_ctx_t )user_data;
	ctx->count++;
	const char *prefix = (ctx->count == ctx->total) ? "└──" : "├──";
	printf("%s%s%s %s%s%s@%s\n", C_DIM, prefix, C_RESET, C_BOLD, name, C_RESET, version);
	}

	static int cmd_ls(bool is_global) {
	pkg_options_t opts = { .verbose = pkg_verbose };
	pkg_context_t *ctx = pkg_init(&opts);
	if (!ctx) {
	fprintf(stderr, "Error: Failed to initialize package manager\n");
	return EXIT_FAILURE;
	}

	char path_buf[PATH_MAX];
	const char *base_path;
	const char *nm_path;
	char nm_full_path[PATH_MAX];

	if (is_global) {
	base_path = get_global_dir();
	snprintf(nm_full_path, sizeof(nm_full_path), "%s/node_modules", base_path);
	nm_path = nm_full_path;
	} else {
	if (!getcwd(path_buf, sizeof(path_buf))) {
	fprintf(stderr, "Error: Could not get current directory\n");
	pkg_free(ctx);
	return EXIT_FAILURE;
	}
	base_path = path_buf;
	nm_path = "node_modules";
	}

	uint32_t direct = is_global ? pkg_count_global(ctx) : pkg_count_local(ctx);
	uint32_t total = pkg_count_installed(nm_path);

	printf("%s%s/node_modules%s", C_DIM, base_path, C_RESET);

	if (direct == 0) {
	printf("\n (no package.json)\n");
	pkg_free(ctx);
	return EXIT_SUCCESS;
	}

	if (total == 0) {
	printf("\n (empty)\n");
	pkg_free(ctx);
	return EXIT_SUCCESS;
	}

	printf(" %s(%u)%s\n", C_DIM, total, C_RESET);

	pkg_ls_ctx_t ls_ctx = { .count = 0, .total = (int)direct };
	if (is_global) pkg_list_global(ctx, print_pkg_cb, &ls_ctx);
	else pkg_list_local(ctx, print_pkg_cb, &ls_ctx);

	pkg_free(ctx);
	return EXIT_SUCCESS;
	}

	int pkg_cmd_ls(int argc, char **argv) {
	struct arg_lit *global = arg_lit0("g", "global", "list global packages");
	struct arg_lit *help = arg_lit0("h", "help", "display help");
	struct arg_end *end = arg_end(5);

	void *argtable[] = { global, help, end };
	int nerrors = arg_parse(argc, argv, argtable);

	int exitcode = EXIT_SUCCESS;
	if (help->count > 0) {
	printf("Usage: ant ls [-g]\n\n");
	printf("List installed packages.\n");
	printf("\nOptions:\n -g, --global List global packages\n");
	} else if (nerrors > 0) {
	arg_print_errors(stdout, end, "ant ls");
	exitcode = EXIT_FAILURE;
	} else exitcode = cmd_ls(global->count > 0);

	arg_freetable(argtable, sizeof(argtable)/sizeof(argtable[0]));
	return exitcode;
	}

	static int cmd_cache_info(void) {
	pkg_options_t opts = { .verbose = pkg_verbose };
	pkg_context_t *ctx = pkg_init(&opts);
	if (!ctx) {
	fprintf(stderr, "Error: Failed to initialize package manager\n");
	return EXIT_FAILURE;
	}

	pkg_cache_stats_t stats;
	pkg_error_t err = pkg_cache_stats(ctx, &stats);
	if (err != PKG_OK) {
	fprintf(stderr, "Error: Failed to get cache stats\n");
	pkg_free(ctx);
	return EXIT_FAILURE;
	}

	char size_buf[64], db_buf[64];
	printf("%sCache location:%s ~/.ant/pkg\n", C_BOLD, C_RESET);
	printf("%sPackages:%s %u\n", C_BOLD, C_RESET, stats.package_count);
	printf("%sSize:%s %s\n", C_BOLD, C_RESET, format_size(stats.total_size, size_buf, sizeof(size_buf)));
	printf("%sDB size:%s %s\n", C_BOLD, C_RESET, format_size(stats.db_size, db_buf, sizeof(db_buf)));

	pkg_free(ctx);
	return EXIT_SUCCESS;
	}

	static int cmd_cache_prune(uint32_t max_age_days) {
	pkg_options_t opts = { .verbose = pkg_verbose };
	pkg_context_t *ctx = pkg_init(&opts);
	if (!ctx) {
	fprintf(stderr, "Error: Failed to initialize package manager\n");
	return EXIT_FAILURE;
	}

	int32_t pruned = pkg_cache_prune(ctx, max_age_days);
	if (pruned < 0) {
	fprintf(stderr, "Error: Failed to prune cache\n");
	pkg_free(ctx);
	return EXIT_FAILURE;
	}

	if (pruned == 0) {
	printf("No packages to prune (all packages newer than %u days)\n", max_age_days);
	} else {
	printf("%sPruned%s %d package%s older than %u days\n",
	C_GREEN, C_RESET, pruned, pruned == 1 ? "" : "s", max_age_days);
	}

	pkg_free(ctx);
	return EXIT_SUCCESS;
	}

	static int cmd_cache_sync(void) {
	pkg_options_t opts = { .verbose = pkg_verbose };
	pkg_context_t *ctx = pkg_init(&opts);
	if (!ctx) {
	fprintf(stderr, "Error: Failed to initialize package manager\n");
	return EXIT_FAILURE;
	}

	pkg_cache_sync(ctx);
	printf("%sCache synced%s\n", C_GREEN, C_RESET);

	pkg_free(ctx);
	return EXIT_SUCCESS;
	}

	int pkg_cmd_cache(int argc, char **argv) {
	if (argc < 2) {
	printf("Usage: ant cache <command>\n\n");
	printf("Manage the package cache.\n\n");
	printf("Commands:\n");
	printf(" info Show cache statistics\n");
	printf(" prune [days] Remove packages older than N days (default: 30)\n");
	printf(" sync Sync cache to disk\n");
	return EXIT_SUCCESS;
	}

	const char *subcmd = argv[1];

	if (strcmp(subcmd, "info") == 0) {
	return cmd_cache_info();
	} else if (strcmp(subcmd, "prune") == 0) {
	uint32_t days = 30;
	if (argc >= 3) {
	days = (uint32_t)atoi(argv[2]);
	if (days == 0) days = 30;
	}
	return cmd_cache_prune(days);
	} else if (strcmp(subcmd, "sync") == 0) {
	return cmd_cache_sync();
	} else {
	fprintf(stderr, "Unknown cache command: %s\n", subcmd);
	fprintf(stderr, "Run 'ant cache' for usage.\n");
	return EXIT_FAILURE;
	}
	}

	int pkg_cmd_create(int argc, char **argv) {
	if (argc < 2) {
	printf("Usage: ant create <template> [dest] [...flags]\n");
	printf(" ant create <github-org/repo> [dest] [...flags]\n\n");
	printf("Scaffold a new project from a template.\n\n");
	printf("Templates:\n");
	printf(" NPM: Runs 'ant x create-<template>' with given arguments\n");
	printf(" GitHub: Clones repository contents as template\n\n");
	printf("Environment variables:\n");
	printf(" GITHUB_TOKEN Supply a token for private repos or higher rate limits\n");
	return EXIT_SUCCESS;
	}

	const char *template = argv[1];
	bool is_github = (strchr(template, '/') != NULL);

	if (is_github) {
	const char *dest = NULL;

	for (int i = 2; i < argc; i++) {
	if (argv[i][0] != '-') { dest = argv[i]; break; }
	}

	if (!dest) {
	const char *slash = strrchr(template, '/');
	dest = slash ? slash + 1 : template;
	}

	struct stat st;
	if (stat(dest, &st) == 0) {
	fprintf(stderr, "Error: directory '%s' already exists\n", dest);
	return EXIT_FAILURE;
	}

	char url[1024];
	if (strncmp(template, "https://", 8) == 0 \|\| strncmp(template, "git@", 4) == 0) {
	snprintf(url, sizeof(url), "%s", template);
	} else snprintf(url, sizeof(url), "https://github.com/%s.git", template);

	printf("%s+%s Creating project from %s%s%s...\n", C_GREEN, C_RESET, C_BOLD, template, C_RESET);

	char cmd[2048];
	snprintf(cmd, sizeof(cmd), "git clone --depth 1 %s %s", url, dest);
	int ret = system(cmd);
	if (ret != 0) {
	fprintf(stderr, "Error: failed to clone %s\n", url);
	return EXIT_FAILURE;
	}

	char git_dir[1024];
	snprintf(git_dir, sizeof(git_dir), "%s/.git", dest);

	char rm_cmd[1024];
	snprintf(rm_cmd, sizeof(rm_cmd), "rm -rf %s", git_dir);
	system(rm_cmd);

	if (stat(dest, &st) == 0) {
	char pkg_json[1024];
	snprintf(pkg_json, sizeof(pkg_json), "%s/package.json", dest);
	if (stat(pkg_json, &st) == 0) {
	printf("\n%sDone!%s Created %s%s%s\n", C_GREEN, C_RESET, C_BOLD, dest, C_RESET);
	printf("\n cd %s\n ant install\n\n", dest);
	} else printf("\n%sDone!%s Created %s%s%s\n", C_GREEN, C_RESET, C_BOLD, dest, C_RESET);
	}

	return EXIT_SUCCESS;
	}

	char create_pkg[512];
	snprintf(create_pkg, sizeof(create_pkg), "create-%s", template);

	int new_argc = argc;
	char *new_argv = malloc(sizeof(char) * (new_argc + 1));
	if (!new_argv) {
	fprintf(stderr, "Error: out of memory\n");
	return EXIT_FAILURE;
	}

	new_argv[0] = argv[0];
	new_argv[1] = create_pkg;

	for (int i = 2; i < argc; i++) new_argv[i] = argv[i];
	new_argv[new_argc] = NULL;

	int ret = pkg_cmd_exec(new_argc, new_argv);
	free(new_argv);

	return ret;
	}

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