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/config-center-json/route-upstream.t

@@ -0,0 +1,244 @@
+#
+# 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.
+#
+use t::APISIX 'no_plan';
+
+repeat_each(1);
+log_level('info');
+no_root_location();
+no_shuffle();
+
+run_tests();
+
+__DATA__
+
+=== TEST 1: hit route
+--- yaml_config eval: $::yaml_config
+--- apisix_json
+{
+  "routes": [
+    {
+      "id": 1,
+      "uri": "/hello",
+      "upstream_id": 1
+    }
+  ],
+  "upstreams": [
+    {
+      "id": 1,
+      "nodes": {
+        "127.0.0.1:1980": 1
+      },
+      "type": "roundrobin"
+    }
+  ]
+}
+--- request
+GET /hello
+--- response_body
+hello world
+
+
+
+=== TEST 2: not found upstream
+--- yaml_config eval: $::yaml_config
+--- apisix_json
+{
+  "routes": [
+    {
+      "id": 1,
+      "uri": "/hello",
+      "upstream_id": 1111
+    }
+  ],
+  "upstreams": [
+    {
+      "id": 1,
+      "nodes": {
+        "127.0.0.1:1980": 1
+      },
+      "type": "roundrobin"
+    }
+  ]
+}
+--- request
+GET /hello
+--- error_code_like: ^(?:50\d)$
+--- error_log
+failed to find upstream by id: 1111
+
+
+
+=== TEST 3: upstream_id priority upstream
+--- yaml_config eval: $::yaml_config
+--- apisix_json
+{
+  "routes": [
+    {
+      "id": 1,
+      "uri": "/hello",
+      "upstream_id": 1,
+      "upstream": {
+        "nodes": {
+          "127.0.0.1:1977": 1
+        },
+        "type": "roundrobin"
+      }
+    }
+  ],
+  "upstreams": [
+    {
+      "id": 1,
+      "nodes": {
+        "127.0.0.1:1981": 1
+      },
+      "type": "roundrobin"
+    }
+  ]
+}
+--- request
+GET /hello
+--- response_body
+hello world
+
+
+
+=== TEST 4: enable healthcheck
+--- yaml_config eval: $::yaml_config
+--- apisix_json
+{
+  "routes": [
+    {
+      "id": 1,
+      "uri": "/hello",
+      "upstream_id": 1
+    }
+  ],
+  "upstreams": [
+    {
+      "id": 1,
+      "nodes": {
+        "127.0.0.1:1980": 1
+      },
+      "type": "roundrobin",
+      "retries": 2,
+      "checks": {
+        "active": {
+          "http_path": "/status",
+          "healthy": {
+            "interval": 2,
+            "successes": 1
+          }
+        }
+      }
+    }
+  ]
+}
+--- request
+GET /hello
+--- response_body
+hello world
+
+
+
+=== TEST 5: upstream domain
+--- yaml_config eval: $::yaml_config
+--- apisix_json
+{
+  "routes": [
+    {
+      "id": 1,
+      "uri": "/hello",
+      "upstream_id": 1
+    }
+  ],
+  "upstreams": [
+    {
+      "id": 1,
+      "nodes": {
+        "test.com:1980": 1
+      },
+      "type": "roundrobin"
+    }
+  ]
+}
+--- request
+GET /hello
+--- error_code: 200
+
+
+
+=== TEST 6: upstream hash_on (bad)
+--- yaml_config eval: $::yaml_config
+--- apisix_json
+{
+  "routes": [
+    {
+      "id": 1,
+      "uri": "/hello",
+      "upstream_id": 1
+    }
+  ],
+  "upstreams": [
+    {
+      "id": 1,
+      "nodes": {
+        "test.com:1980": 1
+      },
+      "type": "chash",
+      "hash_on": "header",
+      "key": "$aaa"
+    }
+  ]
+}
+--- request
+GET /hello
+--- error_code: 502
+--- error_log
+invalid configuration: failed to match pattern
+
+
+
+=== TEST 7: upstream hash_on (good)
+--- yaml_config eval: $::yaml_config
+--- apisix_json
+{
+  "routes": [
+    {
+      "id": 1,
+      "uri": "/hello",
+      "upstream_id": 1
+    }
+  ],
+  "upstreams": [
+    {
+      "id": 1,
+      "nodes": {
+        "127.0.0.1:1980": 1,
+        "127.0.0.2:1980": 1
+      },
+      "type": "chash",
+      "hash_on": "header",
+      "key": "test"
+    }
+  ]
+}
+--- request
+GET /hello
+--- more_headers
+test: one
+--- error_log
+proxy request to 127.0.0.1:1980