Function build_update_url

src/cli/cli.c:11358–11372

Update-only helpers. The release build hands updating to the install * script, so none of this ships: no release URL construction, no archive * download, no extract-and-exec. Retained for the C suite, which still * covers the flow through the activation test seam. */ Build the download URL for the update command. */

 * covers the flow through the activation test seam. */
/* Build the download URL for the update command. */
static void build_update_url(char *url, int url_sz, const char *os, const char *arch,
                             const char *ext) {
    char base_url_buf[CLI_BUF_512];
    const char *base_url =
        cbm_safe_getenv("CBM_DOWNLOAD_URL", base_url_buf, sizeof(base_url_buf), NULL);
    if (!base_url || !base_url[0]) {
        base_url = "https://github.com/DeusData/codebase-memory-mcp/releases/latest/download";
    }
    /* Linux ships a fully-static "-portable" build; the standard linux binary
     * dynamically links glibc 2.38+ and fails on older distros. macOS/Windows
     * have no such variant. Keep in sync with install.sh / install.js / pypi
     * _cli.py. */
    const char *portable = (strcmp(os, "linux") == 0) ? "-portable" : "";
    snprintf(url, url_sz, "%s/codebase-memory-mcp-%s-%s%s.%s", base_url, os, arch, portable, ext);
}

/* Confirm index deletion before network I/O, but defer the deletion itself to
 * the final guarded activation after the verified binary is ready. Returns 0