feat: add dockerized 3proxy control plane backend

README.md

@@ -4,29 +4,49 @@ Control panel and runtime bundle for 3proxy in Docker.
 
 ## Current focus
 
-The first delivered slice is the UI foundation:
+The project now includes both the UI and the first backend/runtime slice:
 
-- login screen with hardcoded panel credentials
-- dashboard, users, and system views
-- domain utilities and tests for quota, status, and proxy-link behavior
-- project workflow docs for autonomous delivery
+- Express-based control plane API
+- generated `3proxy.cfg` from persisted panel state
+- runtime manager for start/restart/reload
+- Docker image that builds the panel and compiles 3proxy in-container
+- panel views for dashboard, users, and system
+- edge-case-focused frontend and backend tests
 
 ## Local run
 
 ```bash
 npm install
 npm run dev
+npm run dev:server
 ```
 
-Default panel credentials for the current UI prototype:
+Default panel credentials:
 
 - login: `admin`
 - password: `proxy-ui-demo`
 
+## Docker run
+
+```bash
+docker compose up --build
+```
+
+Published ports:
+
+- panel: `3000`
+- socks main: `1080`
+- socks lab: `2080`
+- http proxy: `3128`
+- 3proxy admin: `8081`
+
+Runtime state is persisted in the Docker volume `3proxyui_3proxy-runtime`.
+
 ## Scripts
 
 ```bash
 npm run dev
+npm run dev:server
 npm run build
 npm run test
 npm run test:run