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/benchmark/server/conf/nginx.conf

@@ -0,0 +1,42 @@
+#
+# 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.
+#
+master_process on;
+
+worker_processes 2;
+
+error_log logs/error.log warn;
+pid logs/nginx.pid;
+
+worker_rlimit_nofile 20480;
+
+events {
+    accept_mutex off;
+    worker_connections 10620;
+}
+
+worker_shutdown_timeout 3;
+
+http {
+    server {
+        listen 1980;
+
+        access_log off;
+        location / {
+            echo_duplicate 1 "1234567890";
+        }
+    }
+}