feat: add publish helper and video upload progress

README.md

@@ -134,6 +134,28 @@ In both cases HTTP + Socket.IO is reachable at `http://<host-ip>:5000`.
 docker compose up -d --build
 ```
 
+## Publish (git tag + docker push)
+
+This repo includes a small helper script to publish a version:
+
+```bash
+python publish.py 1.2.3
+```
+
+It will:
+
+1) `git push origin <current-branch>`
+2) Create and push git tag `1.2.3`
+3) Build and push Docker images to:
+   - `git.alphen.cloud/bramval/SyncPlayer:1.2.3`
+   - `git.alphen.cloud/bramval/SyncPlayer:latest`
+
+Dry-run:
+
+```bash
+python publish.py 1.2.3 --dry-run
+```
+
 Data is persisted in `./data/` on the host:
 
 - `./data/syncplayer.db`