feat: add internal hooks system

src/hooks/bundled-dir.ts

@@ -0,0 +1,40 @@
+import fs from "node:fs";
+import path from "node:path";
+import { fileURLToPath } from "node:url";
+
+export function resolveBundledHooksDir(): string | undefined {
+  const override = process.env.CLAWDBOT_BUNDLED_HOOKS_DIR?.trim();
+  if (override) return override;
+
+  // bun --compile: ship a sibling `hooks/bundled/` next to the executable.
+  try {
+    const execDir = path.dirname(process.execPath);
+    const sibling = path.join(execDir, "hooks", "bundled");
+    if (fs.existsSync(sibling)) return sibling;
+  } catch {
+    // ignore
+  }
+
+  // npm: resolve `<packageRoot>/dist/hooks/bundled` relative to this module (compiled hooks).
+  // This path works when installed via npm: node_modules/clawdbot/dist/hooks/bundled-dir.js
+  try {
+    const moduleDir = path.dirname(fileURLToPath(import.meta.url));
+    const distBundled = path.join(moduleDir, "bundled");
+    if (fs.existsSync(distBundled)) return distBundled;
+  } catch {
+    // ignore
+  }
+
+  // dev: resolve `<packageRoot>/src/hooks/bundled` relative to dist/hooks/bundled-dir.js
+  // This path works in dev: dist/hooks/bundled-dir.js -> ../../src/hooks/bundled
+  try {
+    const moduleDir = path.dirname(fileURLToPath(import.meta.url));
+    const root = path.resolve(moduleDir, "..", "..");
+    const srcBundled = path.join(root, "src", "hooks", "bundled");
+    if (fs.existsSync(srcBundled)) return srcBundled;
+  } catch {
+    // ignore
+  }
+
+  return undefined;
+}