chore: setup git hooks, refactor e2e test setup and fix ts build errors

server/test/e2e.setup.ts

@@ -0,0 +1,5 @@
+import { vi } from 'vitest';
+
+vi.mock('../src/modules/scanner/lib/stability', () => ({
+  waitForStability: vi.fn().mockResolvedValue(undefined),
+}));

server/test/scanner-file-operations.e2e-spec.ts

@@ -1,7 +1,3 @@
-vi.mock('../src/modules/scanner/lib/stability', () => ({
-  waitForStability: vi.fn().mockResolvedValue(undefined),
-}));
-
 import { randomUUID } from 'crypto';
 import { mkdir, realpath, rename, rm, stat, writeFile } from 'fs/promises';
 import { dirname, join, relative } from 'path';

server/test/scanner-scenarios.e2e-spec.ts

@@ -1,7 +1,3 @@
-vi.mock('../src/modules/scanner/lib/stability', () => ({
-  waitForStability: vi.fn().mockResolvedValue(undefined),
-}));
-
 import { mkdir, writeFile } from 'fs/promises';
 import { dirname, join } from 'path';