add deploy website actions

Update deploy key

test new deployment

test ssh conf

try to add ssh host key

.github/workflows/lektor-deploy.yml

@@ -0,0 +1,59 @@
+name: Build and Deploy c3woc website
+
+on:
+  push:
+    branches:
+    - master
+
+# Environment variables available to all jobs and steps in this workflow
+env:
+  GKE_PROJECT: ${{ secrets.GKE_PROJECT }}
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version: [3.8]
+
+    steps:
+    - uses: actions/checkout@v2
+    - name: Set up Python ${{ matrix.python-version }}
+      uses: actions/setup-python@v1
+      with:
+        python-version: ${{ matrix.python-version }}
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+    - name: Cache lfs data
+      uses: actions/cache@v1
+      with:
+        path: ~/.git
+        key: |
+          0
+          1
+          2
+          3
+          4
+          5
+          6
+          7
+          8
+          9
+          lfs
+    - name: install git-lfs
+      run: |
+        sudo apt-get install git-lfs
+        sudo apt-get autoremove
+    - name: pull lfs data
+      run: git lfs pull
+    - name: build with lektor
+      run: |
+        pip install lektor
+        # stop the build if there are Python syntax errors or undefined names
+        lektor build -f scss 
+    - name: deploy new site
+      run: |
+        echo 'c3woc.de ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBC5NslYj+wtriBuKIxJfDRm9E2hnlstWR8durQ6pKvVvP7wjcoXIyAxe41GvJ9SoEhSjF7oVlzlw+zAkzl5WOZ4=' | sudo tee /etc/ssh/ssh_known_hosts
+        lektor deploy --key $LEKTOR_DEPLOY_KEY c3woc