Remove .env.example and fix auth cookie secure flag

Delete the environment variable example file. Add error handling to the
Ollama AI route. Update Docker configuration to support Ollama services
and create required image directories. Fix indentation in auth library
and allow overriding secure cookie setting in non-production environments.

docker-compose.yml

@@ -4,15 +4,27 @@ services:
             context: .
             dockerfile: Dockerfile
         ports:
-            - '3333:3000'
+            - "3333:3000"
         environment:
             DATABASE_URL: postgresql://bikeapp:bikeapp@db:5432/bikeapp
             JWT_SECRET: ${JWT_SECRET:-your-super-secret-jwt-key-change-in-production}
+            OLLAMA_URL: http://ollama:11434
+            COOKIE_SECURE: "false"
         depends_on:
             db:
                 condition: service_healthy
+        #            ollama:
+        #                condition: service_started
         restart: unless-stopped
 
+    #    ollama:
+    #        image: ollama/ollama:latest
+    #        ports:
+    #            - "11434:11434"
+    #        volumes:
+    #            - ollama_data:/root/.ollama
+    #        restart: unless-stopped
+
     db:
         image: postgres:16-alpine
         environment:
@@ -22,12 +34,13 @@ services:
         volumes:
             - postgres_data:/var/lib/postgresql/data
         ports:
-            - '5432:5432'
+            - "5432:5432"
         healthcheck:
-            test: ['CMD-SHELL', 'pg_isready -U bikeapp -d bikeapp']
+            test: ["CMD-SHELL", "pg_isready -U bikeapp -d bikeapp"]
             interval: 5s
             timeout: 5s
             retries: 5
 
 volumes:
     postgres_data:
+#    ollama_data: