Added docker push script and build cicd

Signed-off-by: Tuan-Dat Tran <tuan-dat.tran@tudattr.dev>

.gitea/workflows/docker.yml

@@ -0,0 +1,18 @@
+name: Build Docker Image
+
+on:
+  push:
+    branches:
+      - main
+      - dev
+      - cicd
+
+jobs:
+  build:
+    name: Build
+    runs-on: [ubuntu-latest, aya01]
+    steps:
+      - uses: docker/setup-buildx-action@v3
+      - uses: docker/build-push-action@v5
+        with:
+          tags: tudattr/athome:latest