init rust. WIP: tls for inbounds

API.md

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+# User Management API
+
+Base URL: `http://localhost:8080/api`
+
+## Endpoints
+
+### Health Check
+- `GET /` - Service health check
+
+### Users
+
+#### List Users
+- `GET /users?page=1&per_page=20` - Get paginated list of users
+
+#### Search Users
+- `GET /users/search?q=john&page=1&per_page=20` - Search users by name
+
+#### Get User
+- `GET /users/{id}` - Get user by ID
+
+#### Create User
+- `POST /users` - Create new user
+```json
+{
+  "name": "John Doe",
+  "comment": "Admin user",
+  "telegram_id": 123456789
+}
+```
+
+#### Update User  
+- `PUT /users/{id}` - Update user by ID
+```json
+{
+  "name": "Jane Doe",
+  "comment": null,
+  "telegram_id": 987654321
+}
+```
+
+#### Delete User
+- `DELETE /users/{id}` - Delete user by ID
+
+## Response Format
+
+### User Object
+```json
+{
+  "id": "uuid",
+  "name": "string",
+  "comment": "string|null", 
+  "telegram_id": "number|null",
+  "created_at": "timestamp",
+  "updated_at": "timestamp"
+}
+```
+
+### Users List Response
+```json
+{
+  "users": [UserObject],
+  "total": 100,
+  "page": 1,
+  "per_page": 20
+}
+```
+
+## Status Codes
+- `200` - Success
+- `201` - Created
+- `404` - Not Found
+- `409` - Conflict (duplicate telegram_id)
+- `500` - Internal Server Error