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/t/kubernetes/configs/endpoint.yaml

@@ -0,0 +1,58 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+kind: Namespace
+apiVersion: v1
+metadata:
+  name: ns-a
+---
+
+kind: Endpoints
+apiVersion: v1
+metadata:
+  name: ep
+  namespace: ns-a
+subsets: [ ]
+---
+
+kind: Namespace
+apiVersion: v1
+metadata:
+  name: ns-b
+---
+
+kind: Endpoints
+apiVersion: v1
+metadata:
+  name: ep
+  namespace: ns-b
+subsets: [ ]
+---
+
+kind: Namespace
+apiVersion: v1
+metadata:
+  name: ns-c
+---
+
+kind: Endpoints
+apiVersion: v1
+metadata:
+  name: ep
+  namespace: ns-c
+subsets: [ ]
+---