composite actions

.github/actions/setup/action.yml

@@ -0,0 +1,29 @@
+name: 'setup'
+description: 'setup'
+#TODO: cache only when needed
+inputs:
+
+outputs:
+
+runs:
+  using: "composite"
+  steps:
+    - name: Cache ivy packages
+      uses: actions/cache@v2
+      with:
+        path: |
+          ~/.ivy2/cache
+          ~/.sbt
+        key: ${{ runner.os }}-ivy2-${{ hashFiles('**/*.sbt') }}
+        restore-keys: ${{ runner.os }}-sbt
+    - uses: olafurpg/setup-scala@v10
+    - name: Use Node.js ${{ matrix.node-version }}
+      uses: actions/setup-node@v1
+      with:
+        node-version: 14.11.0
+    - name: Cache npm
+      uses: actions/cache@v2
+      with:
+        path: |
+          **/node_modules
+        key: ${{ runner.os }}-${{ hashFiles('**/package-lock.json') }}

.github/workflows/pr.yml

@@ -11,15 +11,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v1
-      - name: Cache ivy packages
-        uses: actions/cache@v2
-        with:
-          path: |
-            ~/.ivy2/cache
-            ~/.sbt
-          key: ${{ runner.os }}-ivy2-${{ hashFiles('**/*.sbt') }}
-          restore-keys: ${{ runner.os }}-sbt
-      - uses: olafurpg/setup-scala@v10
+      - uses: ./.github/actions/setup
       - name: Build
         shell: bash
         run: ./ciRunSbt.sh clean compile