diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
new file mode 100644
index 0000000..929b295
--- /dev/null
+++ b/.github/workflows/publish.yml
@@ -0,0 +1,20 @@
+name: publish
+
+on: [push]
+
+jobs:
+publish-docker:
+  runs-on: ubuntu-latest
+  steps:
+    - uses: actions/checkout@v3
+    - name: Login to GitHub Container Registry
+      uses: docker/login-action@v1
+      with:
+        registry: ghcr.io
+        username: ${{ github.actor }}
+        password: ${{ secrets.GITHUB_TOKEN }}
+  - name: Build docker image
+    run: |
+          docker build . --tag ghcr.io/cta-observatory/lstdock:latest
+          docker run ghcr.io/cta-observatory/lstdock:latest
+          docker push ghcr.io/cta-observatory/lstdock:latest
\ No newline at end of file
diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000..aa96a40
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,7 @@
+FROM docker.io/condaforge/miniforge3
+
+LABEL maintainer="CTA-LST - https://github.com/cta-observatory"
+
+RUN conda env update -n base -f environment.yml
+
+RUN conda clean -a
diff --git a/environment.yml b/environment.yml
new file mode 100644
index 0000000..8aeb09d
--- /dev/null
+++ b/environment.yml
@@ -0,0 +1,8 @@
+name: lstenv
+channels:
+  - default
+  - conda-forge
+dependencies:
+  - lstchain
+  - lstmcpipe
+  
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