fix: exclude test files from build output

- Add tsconfig.build.json excluding test files
- Update build script to use tsconfig.build.json
- Fix type assertion in test file

refs #31

Author: wishket-pjw

mcp-server/package.json

@@ -18,7 +18,7 @@
   "scripts": {
     "prepublishOnly": "cp -r ../.ai-rules . && yarn build && chmod +x dist/src/main.js dist/src/cli/cli.js",
     "postpublish": "rm -rf .ai-rules",
-    "build": "tsc -p tsconfig.json",
+    "build": "tsc -p tsconfig.build.json",
     "start": "node dist/src/main.js",
     "start:dev": "ts-node src/main.ts",
     "test": "vitest run",

mcp-server/src/shared/file.utils.spec.ts

@@ -90,7 +90,7 @@ describe('file.utils', () => {
         { name: 'file.txt', isFile: () => true, isDirectory: () => false },
         { name: 'subdir', isFile: () => false, isDirectory: () => true },
       ];
-      vi.mocked(fs.readdir).mockResolvedValue(mockEntries as unknown as ReturnType<typeof fs.readdir>);
+      vi.mocked(fs.readdir).mockResolvedValue(mockEntries as unknown as Awaited<ReturnType<typeof fs.readdir>>);
 
       const result = await safeReadDirWithTypes('/path/to/dir');
 

mcp-server/tsconfig.build.json

@@ -0,0 +1,4 @@
+{
+  "extends": "./tsconfig.json",
+  "exclude": ["**/*.spec.ts", "**/*.test.ts", "node_modules"]
+}