Refactor CI/CD workflows and configuration files

- Removed unused network configurations from docker-compose.yml.
- Added production-specific Jest configuration in jest.config.production.ts for better test management.
- Updated jest.config.ts to include production build fixes and module resolution improvements.
- Enhanced jest.setup.ts to mock React's act function for production builds.
- Introduced new CI/CD workflows for Gitea, focusing on reliability and zero downtime deployments.
- Added scripts for debugging Gitea Actions and verifying environment variables.

These changes streamline the CI/CD process and improve testing capabilities.

docker-compose.yml

@@ -22,7 +22,6 @@ services:
       - portfolio_data:/app/.next/cache
     networks:
       - portfolio_net
-      - proxy
     depends_on:
       postgres:
         condition: service_healthy
@@ -95,6 +94,4 @@ volumes:
 
 networks:
   portfolio_net:
-    driver: bridge
-  proxy:
-    external: true
+    driver: bridge