feat(apisix): add Cloudron package

- Implements Apache APISIX packaging for Cloudron platform.
- Includes Dockerfile, CloudronManifest.json, and start.sh.
- Configured to use Cloudron's etcd addon.

🤖 Generated with Gemini CLI
Co-Authored-By: Gemini <noreply@google.com>

CloudronPackages/APISIX/apisix-source/ci/pod/eureka/env/common.env

@@ -0,0 +1,7 @@
+ENVIRONMENT=apisix
+spring.application.name=apisix-eureka
+server.port=8761
+eureka.instance.ip-address=127.0.0.1
+eureka.client.registerWithEureka=true
+eureka.client.fetchRegistry=false
+eureka.client.serviceUrl.defaultZone=http://127.0.0.1:8761/eureka/