Document replaces:import and add CRUD/import action examples

assets/examples/replaces-create.action.example.json

@@ -0,0 +1,28 @@
+{
+  "id": "item-create",
+  "label": "新增记录",
+  "description": "新增业务记录并执行领域副作用（走技能 CLI，非宿主直写库）。",
+  "replaces": "create",
+  "placements": [],
+  "executionProfile": "sync",
+  "interaction": "form",
+  "bind": {
+    "tables": ["items"]
+  },
+  "hostEffects": {
+    "onSuccess": ["reloadTable"]
+  },
+  "inputSchema": {
+    "type": "object",
+    "required": ["name"],
+    "properties": {
+      "name": { "type": "string", "title": "名称" },
+      "note": { "type": "string", "title": "备注" }
+    }
+  },
+  "entrypoint": {
+    "type": "cli",
+    "command": "item",
+    "args": ["create", "--name", "{{name}}", "--note", "{{note}}"]
+  }
+}