chore: include pre-built dist for github install

dist/tools/ast-grep/process-output-timeout.d.ts

@@ -0,0 +1,12 @@
+type SpawnedProcess = {
+    stdout: ReadableStream | null;
+    stderr: ReadableStream | null;
+    exited: Promise<number>;
+    kill: () => void;
+};
+export declare function collectProcessOutputWithTimeout(process: SpawnedProcess, timeoutMs: number): Promise<{
+    stdout: string;
+    stderr: string;
+    exitCode: number;
+}>;
+export {};