diff --git a/jest.config.js b/jest.config.js
index eeacd80..dbf98bf 100644
--- a/jest.config.js
+++ b/jest.config.js
@@ -15,6 +15,7 @@ module.exports = {
                 skipLibCheck: true,
                 moduleResolution: 'node',
                 resolveJsonModule: true,
+                types: ['jest', 'node'],
                 allowSyntheticDefaultImports: true,
                 // Relax unused-var rules in tests
                 noUnusedLocals: false,
diff --git a/src/core/crypto/encryption.ts b/src/core/crypto/encryption.ts
index f511e96..772fe02 100644
--- a/src/core/crypto/encryption.ts
+++ b/src/core/crypto/encryption.ts
@@ -3,7 +3,7 @@
  * Matches the Python implementation using AES-256-GCM with random nonces
  */
 
-import { getCrypto, arrayBufferToBase64, base64ToArrayBuffer, generateRandomBytes } from './utils';
+import { getCrypto, generateRandomBytes } from './utils';
 
 export class AESEncryption {
     private subtle: SubtleCrypto;
diff --git a/src/core/crypto/rsa.ts b/src/core/crypto/rsa.ts
index a4feb12..2b741bd 100644
--- a/src/core/crypto/rsa.ts
+++ b/src/core/crypto/rsa.ts
@@ -3,7 +3,7 @@
  * Matches the Python implementation using RSA-OAEP with SHA-256
  */
 
-import { getCrypto, pemToArrayBuffer, arrayBufferToPem, stringToArrayBuffer, arrayBufferToString, generateRandomBytes } from './utils';
+import { getCrypto, pemToArrayBuffer, arrayBufferToPem, stringToArrayBuffer, generateRandomBytes } from './utils';
 import { SecureByteContext } from '../memory/secure';
 
 export class RSAOperations {
diff --git a/src/core/memory/node.ts b/src/core/memory/node.ts
index d3a11df..bb20e4e 100644
--- a/src/core/memory/node.ts
+++ b/src/core/memory/node.ts
@@ -37,10 +37,9 @@ export class NodeSecureMemory implements SecureMemory {
     private readonly hasNative: boolean;
 
     constructor() {
+        // Deliberately silent: a library must not write to stdout on construction.
+        // Callers surface this via getProtectionInfo() under their own debug flag.
         this.hasNative = nativeAddon !== null;
-        if (this.hasNative) {
-            console.log('nomyo-native addon loaded: mlock + secure-zero available');
-        }
     }
 
     /**
diff --git a/tsconfig.json b/tsconfig.json
index 562efd9..6360148 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -9,11 +9,15 @@
         "declaration": true,
         "declarationDir": "./dist/types",
         "outDir": "./dist",
+        "rootDir": "./src",
         "strict": true,
         "esModuleInterop": true,
         "skipLibCheck": true,
         "forceConsistentCasingInFileNames": true,
-        "moduleResolution": "node",
+        "moduleResolution": "bundler",
+        "types": [
+            "node"
+        ],
         "resolveJsonModule": true,
         "allowSyntheticDefaultImports": true,
         "noUnusedLocals": true,