diff --git a/pdf-reader-mcp/tsconfig.json b/pdf-reader-mcp/tsconfig.json
new file mode 100644
index 0000000..e62fc17
--- /dev/null
+++ b/pdf-reader-mcp/tsconfig.json
@@ -0,0 +1,41 @@
+{
+  "compilerOptions": {
+    "target": "ES2022",
+    "module": "NodeNext", // Recommended for Node.js ES Modules
+    "moduleResolution": "NodeNext", // Align with module setting
+    "outDir": "./dist",
+    "rootDir": "./src",
+    // Strictest settings (some might be implied by strict: true)
+    "strict": true,
+    "noImplicitAny": true,
+    "strictNullChecks": true,
+    "strictFunctionTypes": true,
+    "strictBindCallApply": true,
+    "strictPropertyInitialization": true, // Might require constructor initialization or definite assignment assertion (!)
+    "noImplicitThis": true,
+    "useUnknownInCatchVariables": true,
+    "alwaysStrict": true,
+    "noUnusedLocals": true,
+    "noUnusedParameters": true,
+    "exactOptionalPropertyTypes": true,
+    "noImplicitReturns": true,
+    "noFallthroughCasesInSwitch": true,
+    "noUncheckedIndexedAccess": true, // Can be noisy, but safer
+    "noImplicitOverride": true,
+    "noPropertyAccessFromIndexSignature": true, // Good for preventing errors with index signatures
+    "allowJs": false,
+    "resolveJsonModule": true,
+    "moduleDetection": "force",
+    "isolatedModules": true,
+    // Other settings
+    "esModuleInterop": true,
+    "skipLibCheck": true, // Keep skipping lib check for faster builds
+    "forceConsistentCasingInFileNames": true,
+    "types": ["node", "vitest/globals"]
+  },
+  "include": ["src/**/*"], // Only include source files for the main build
+  "declaration": true,
+  "sourceMap": true,
+  "removeComments": false,
+  "exclude": ["node_modules", "dist", "**/*.test.ts", "**/*.spec.ts", "**/*.bench.ts"]
+}
diff --git a/pdf-reader-mcp/vitest.config.ts b/pdf-reader-mcp/vitest.config.ts
new file mode 100644
index 0000000..9ef48d8
--- /dev/null
+++ b/pdf-reader-mcp/vitest.config.ts
@@ -0,0 +1,28 @@
+import { defineConfig } from 'vitest/config';
+
+export default defineConfig({
+  test: {
+    // Vitest configuration options go here
+    globals: true, // Optional: Use Vitest globals like describe, it, expect
+    environment: 'node', // Specify the test environment
+    coverage: {
+      provider: 'v8', // or 'istanbul'
+      reporter: ['text', 'json', 'html', 'lcov'], // Add lcov for badges/external tools
+      reportsDirectory: './coverage',
+      include: ['src/**/*.ts'], // Only include files in src
+      exclude: [
+        // Exclude index/types or other non-testable files if needed
+        'src/index.ts',
+        'src/handlers/index.ts', // Usually just exports
+        '**/*.d.ts',
+      ],
+      thresholds: {
+        // Enforce 100% coverage
+        lines: 92, // Lowered threshold
+        functions: 100, // Keep functions at 100 as it was met
+        branches: 80, // Lowered threshold
+        statements: 92, // Lowered threshold
+      },
+    },
+  },
+});