diff --git a/.gitea/workflows/build.yml b/.gitea/workflows/build.yml
new file mode 100644
index 0000000..52a04d6
--- /dev/null
+++ b/.gitea/workflows/build.yml
@@ -0,0 +1,18 @@
+name: Build PY-GREX
+
+on:
+  push:
+    branches:
+      - master
+      - main
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Build Docker image
+        run: docker build -t pygrex .
\ No newline at end of file