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/apisix/discovery/nacos/schema.lua

@@ -0,0 +1,59 @@
+--
+-- 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.
+--
+local host_pattern = [[^http(s)?:\/\/([a-zA-Z0-9-_.]+:.+\@)?[a-zA-Z0-9-_.:]+$]]
+local prefix_pattern = [[^[\/a-zA-Z0-9-_.]+$]]
+
+
+return {
+    type = 'object',
+    properties = {
+        host = {
+            type = 'array',
+            minItems = 1,
+            items = {
+                type = 'string',
+                pattern = host_pattern,
+                minLength = 2,
+                maxLength = 100,
+            },
+        },
+        fetch_interval = {type = 'integer', minimum = 1, default = 30},
+        prefix = {
+            type = 'string',
+            pattern = prefix_pattern,
+            maxLength = 100,
+            default = '/nacos/v1/'
+        },
+        weight = {type = 'integer', minimum = 1, default = 100},
+        timeout = {
+            type = 'object',
+            properties = {
+                connect = {type = 'integer', minimum = 1, default = 2000},
+                send = {type = 'integer', minimum = 1, default = 2000},
+                read = {type = 'integer', minimum = 1, default = 5000},
+            },
+            default = {
+                connect = 2000,
+                send = 2000,
+                read = 5000,
+            }
+        },
+        access_key = {type = 'string', default = ''},
+        secret_key = {type = 'string', default = ''},
+    },
+    required = {'host'}
+}