bugfix: .env.example files updated. some minor changes in jwt strategy to avoid failing when .env files does not contain needed keys.

frontend/.env.example

@@ -0,0 +1,7 @@
+# Copy to .env.local for local development (Next.js loads .env.local automatically).
+# Do not commit .env.local — only this template is tracked in git.
+
+NEXT_PUBLIC_API_URL=http://localhost:3000/api
+NEXT_PUBLIC_APP_NAME=DyoLink
+# URL where users open the frontend (used for metadata, images, etc.)
+NEXT_PUBLIC_APP_URL=http://localhost:3001

frontend/.gitignore

@@ -31,7 +31,9 @@ yarn-error.log*
 .pnpm-debug.log*
 
 # env files (can opt-in for committing if needed)
-.env*
+.env
+.env.*
+!.env.example
 
 # vercel
 .vercel

frontend/package.json

@@ -5,7 +5,7 @@
   "scripts": {
     "dev": "next dev -p 3001",
     "build": "next build",
-    "start": "next start -p 3000",
+    "start": "next start -p 3001",
     "lint": "next lint"
   },
   "dependencies": {