Merge pull request #27 from trombik/issue_25

ci: run CI with the latest esphome in a matrix

.github/workflows/build.yml

@@ -15,6 +15,9 @@ jobs:
           - config/ping.yaml
           - config/influxdb.yaml
           - config/ping-esp32c3.yaml
+        esphome_version:
+          - default
+          - latest
     steps:
       - name: Checkout
         uses: actions/checkout@v2
@@ -32,7 +35,13 @@ jobs:
         run: |
           pipenv install
 
+      - name: Upgrade esphome to the latest if esphome_version is latest
+        if: matrix.esphome_version == 'latest'
+        run: |
+          pipenv update "esphome"
+
       - name: Compile ping.yaml
         run: |
           cp config/secrets.yaml.dist config/secrets.yaml
+          pipenv run esphome version
           pipenv run esphome compile ${{ matrix.config }}