security: update npm registry URLs to HTTPS everywhere

- Update package.json publishConfig to use HTTPS
- Update .npmrc registry to use HTTPS
- Update GitHub Actions workflow to use HTTPS
- Update npm config to use HTTPS
- Ensures compliance with npm registry TLS 1.2+ requirement

Author: Test User

.github/workflows/release.yml

@@ -156,7 +156,7 @@ jobs:
         uses: actions/setup-node@v4
         with:
           node-version: ${{ env.NODE_VERSION }}
-          registry-url: 'http://registry.npmjs.org'
+          registry-url: 'https://registry.npmjs.org'
         env:
           NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}
 

.npmrc

@@ -1,7 +1,7 @@
 # npm configuration for DoPlan CLI
 
-# Use public registry
-registry=http://registry.npmjs.org/
+# Use public registry (HTTPS required - TLS 1.2+)
+registry=https://registry.npmjs.org/
 
 # Publish configuration
 # Note: Set NPM_TOKEN in CI/CD for automated publishing

package.json

@@ -57,7 +57,7 @@
   ],
   "publishConfig": {
     "access": "public",
-    "registry": "http://registry.npmjs.org/"
+    "registry": "https://registry.npmjs.org/"
   }
 }