Add github actions for publishing to Docker Hub (#1269)

* Add github actions for publishing to Docker Hub

* Update gitignore

.github/workflows/docker-publish-nightly.yml

@@ -0,0 +1,35 @@
+name: Publish Docker image for Master builds
+
+on:
+  push:
+    branches:
+      - 'master'
+
+jobs:
+  push_to_registry:
+    name: Push Docker image to Docker Hub
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out the repo
+        uses: actions/checkout@v3
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v2
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+
+      - name: Log in to Docker Hub
+        uses: docker/login-action@v2
+        with:
+          username: ${{ secrets.DOCKER_USERNAME }}
+          password: ${{ secrets.DOCKER_PASSWORD }}
+
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v4
+        with:
+          context: .
+          file: ./Dockerfile
+          push: true
+          platforms: [linux/amd64,linux/arm64,linux/arm/v7,linux/arm64/v8]
+          tags: pyplanet/pyplanet:nightly

.github/workflows/docker-publish-release.yml

@@ -0,0 +1,34 @@
+name: Publish Docker image for official releases
+
+on:
+  release:
+    types: [published]
+
+jobs:
+  push_to_registry:
+    name: Push Docker image to Docker Hub
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out the repo
+        uses: actions/checkout@v3
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v2
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+
+      - name: Log in to Docker Hub
+        uses: docker/login-action@v2
+        with:
+          username: ${{ secrets.DOCKER_USERNAME }}
+          password: ${{ secrets.DOCKER_PASSWORD }}
+
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v4
+        with:
+          context: .
+          file: ./Dockerfile
+          push: true
+          platforms: [linux/amd64,linux/arm64,linux/arm/v7,linux/arm64/v8]
+          tags: pyplanet/pyplanet:latest

.gitignore

@@ -56,6 +56,7 @@ docs/_build/
 
 # dotenv
 .env
+.venv
 
 # virtualenv
 env/