chore: import upstream snapshot with attribution

cli/hooks/sqliteRuntime.js

@@ -0,0 +1,156 @@
+// Ensure better-sqlite3 is installed in USER_DATA_DIR/runtime/node_modules
+// (user-writable, avoids Windows EBUSY locks during npm i -g updates).
+// sql.js is bundled in bin/app already; node:sqlite / bun:sqlite are built-in.
+const { execSync, spawnSync } = require("child_process");
+const fs = require("fs");
+const os = require("os");
+const path = require("path");
+
+const BETTER_SQLITE3_VERSION = "12.6.2";
+const SQL_JS_VERSION = "1.14.1";
+
+function getDataDir() {
+  if (process.env.DATA_DIR) return process.env.DATA_DIR;
+  return process.platform === "win32"
+    ? path.join(process.env.APPDATA || os.homedir(), "9router")
+    : path.join(os.homedir(), ".9router");
+}
+
+function getRuntimeDir() {
+  return path.join(getDataDir(), "runtime");
+}
+
+function getRuntimeNodeModules() {
+  return path.join(getRuntimeDir(), "node_modules");
+}
+
+function ensureRuntimeDir() {
+  const dir = getRuntimeDir();
+  if (!fs.existsSync(dir)) fs.mkdirSync(dir, { recursive: true });
+
+  // Minimal package.json so npm treats it as a project root
+  const pkgPath = path.join(dir, "package.json");
+  if (!fs.existsSync(pkgPath)) {
+    fs.writeFileSync(pkgPath, JSON.stringify({
+      name: "9router-runtime",
+      version: "1.0.0",
+      private: true,
+      description: "User-writable runtime deps for 9router (better-sqlite3 native binary)",
+    }, null, 2));
+  }
+  return dir;
+}
+
+function hasModule(name) {
+  return fs.existsSync(path.join(getRuntimeNodeModules(), name, "package.json"));
+}
+
+function isBetterSqliteBinaryValid() {
+  const binary = path.join(getRuntimeNodeModules(), "better-sqlite3", "build", "Release", "better_sqlite3.node");
+  if (!fs.existsSync(binary)) return false;
+  try {
+    const fd = fs.openSync(binary, "r");
+    const buf = Buffer.alloc(4);
+    fs.readSync(fd, buf, 0, 4, 0);
+    fs.closeSync(fd);
+    const magic = buf.toString("hex");
+    if (process.platform === "linux") return magic.startsWith("7f454c46");
+    if (process.platform === "darwin") return magic.startsWith("cffaedfe") || magic.startsWith("cefaedfe");
+    if (process.platform === "win32") return magic.startsWith("4d5a");
+    return true;
+  } catch { return false; }
+}
+
+// Extract a short, user-friendly reason from npm stderr.
+function summarizeNpmError(stderr = "") {
+  const text = String(stderr);
+  if (/ENOTFOUND|ETIMEDOUT|EAI_AGAIN|network|getaddrinfo/i.test(text)) return "No internet connection or registry unreachable";
+  if (/EACCES|EPERM|permission denied/i.test(text)) return "Permission denied (check folder permissions)";
+  if (/ENOSPC|no space/i.test(text)) return "Not enough disk space";
+  if (/node-gyp|gyp ERR|python|MSBuild|Visual Studio|Xcode/i.test(text)) return "Missing build tools (Xcode CLT / Python / VS Build Tools)";
+  if (/ETARGET|version.*not found/i.test(text)) return "Package version not found on registry";
+  const m = text.match(/npm ERR! (.+)/);
+  if (m) return m[1].slice(0, 200);
+  const lastLine = text.trim().split(/\r?\n/).filter(Boolean).pop();
+  return lastLine ? lastLine.slice(0, 200) : "Unknown error";
+}
+
+function runNpmInstall({ cwd, pkgs, extraArgs = [], timeout = 180000 }) {
+  const args = ["install", ...pkgs, "--no-audit", "--no-fund", "--prefer-online", ...extraArgs];
+  const npmCmd = process.platform === "win32" ? "npm.cmd" : "npm";
+  const res = spawnSync(npmCmd, args, {
+    cwd,
+    stdio: ["ignore", "pipe", "pipe"],
+    timeout,
+    shell: process.platform === "win32",
+    encoding: "utf8",
+  });
+  return { ok: res.status === 0, code: res.status, stderr: res.stderr || "", stdout: res.stdout || "" };
+}
+
+function npmInstall(pkgs, opts = {}) {
+  const cwd = ensureRuntimeDir();
+  const extra = opts.optional ? ["--no-save"] : [];
+  if (!opts.silent) console.log("⏳ Installing SQLite engine (first run)...");
+  const res = runNpmInstall({ cwd, pkgs, extraArgs: extra, timeout: opts.timeout || 180000 });
+  if (!res.ok && !opts.silent) {
+    const reason = summarizeNpmError(res.stderr);
+    console.warn("⚠️  SQLite engine install failed — using fallback");
+    console.warn(`   Reason: ${reason}`);
+    console.warn(`   Retry:  cd "${cwd}" && npm install ${pkgs.join(" ")}`);
+  }
+  return res.ok;
+}
+
+// Public: ensure better-sqlite3 native module is installed in user-writable
+// runtime dir. sql.js may be bundled in bin/app, but npm publish strips .wasm
+// from nested node_modules — verify and reinstall if missing. node:sqlite is
+// built-in. This is purely a *speed optimization* — app works without
+// better-sqlite3 via fallbacks.
+function isSqlJsWasmValid() {
+  const bundledWasm = path.join(__dirname, "..", "app", "node_modules", "sql.js", "dist", "sql-wasm.wasm");
+  if (fs.existsSync(bundledWasm)) return true;
+  const runtimeWasm = path.join(getRuntimeNodeModules(), "sql.js", "dist", "sql-wasm.wasm");
+  return fs.existsSync(runtimeWasm);
+}
+
+function ensureSqliteRuntime({ silent = false } = {}) {
+  ensureRuntimeDir();
+
+  let sqlJsOk = isSqlJsWasmValid();
+  if (!sqlJsOk) {
+    sqlJsOk = npmInstall([`sql.js@${SQL_JS_VERSION}`], { silent });
+    if (sqlJsOk) sqlJsOk = isSqlJsWasmValid();
+  }
+
+  const needBetterSqlite = !hasModule("better-sqlite3") || !isBetterSqliteBinaryValid();
+  if (!needBetterSqlite) {
+    if (!silent) console.log("✅ SQLite engine ready");
+    return { betterSqlite: true, sqlJs: sqlJsOk };
+  }
+
+  const ok = npmInstall([`better-sqlite3@${BETTER_SQLITE3_VERSION}`], { optional: true, silent });
+  return {
+    betterSqlite: ok && hasModule("better-sqlite3") && isBetterSqliteBinaryValid(),
+    sqlJs: sqlJsOk,
+  };
+}
+
+// Inject runtime + bundled node_modules into NODE_PATH so child Node processes
+// resolve sql.js (bundled in bin/app/node_modules) and better-sqlite3 (runtime).
+function buildEnvWithRuntime(baseEnv = process.env) {
+  const runtimeNm = getRuntimeNodeModules();
+  const bundledNm = path.join(__dirname, "..", "app", "node_modules");
+  const existing = baseEnv.NODE_PATH || "";
+  const NODE_PATH = [runtimeNm, bundledNm, existing].filter(Boolean).join(path.delimiter);
+  return { ...baseEnv, NODE_PATH };
+}
+
+module.exports = {
+  ensureSqliteRuntime,
+  buildEnvWithRuntime,
+  getRuntimeDir,
+  getRuntimeNodeModules,
+  runNpmInstall,
+  summarizeNpmError,
+};