Dockerize knossos (#5)

* Dockerize knossos

* Docker actions

* Remove useless thing

.github/workflows/docker-compile-master.yml

@@ -0,0 +1,21 @@
+name: Docker image build
+
+on:
+  push:
+    branches:
+      - master
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - name: Build and push Docker images
+        uses: docker/build-push-action@v1
+        with:
+          username: ${{ secrets.DOCKER_USERNAME }}
+          password: ${{ secrets.DOCKER_PASSWORD }}
+          repository: modrinth/knossos
+          tag_with_ref: false
+          tags: master
+          tag_with_sha: true

.github/workflows/docker-compile-tag.yml

@@ -0,0 +1,22 @@
+name: Docker image build
+
+on:
+  push:
+    # Sequence of patterns matched against refs/tags
+    tags:
+      - 'v*' # Push events to matching v*, i.e. v1.0, v20.15.10
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - name: Build and push Docker images
+        uses: docker/build-push-action@v1
+        with:
+          username: ${{ secrets.DOCKER_USERNAME }}
+          password: ${{ secrets.DOCKER_PASSWORD }}
+          repository: modrinth/knossos
+          tag_with_ref: true
+          tags: latest
+          tag_with_sha: true