ci: use pnpm

Author: codebender828

.github/workflows/ci.yml

@@ -25,17 +25,26 @@ jobs:
       - name: checkout
         uses: actions/checkout@master
 
-      - name: Get yarn cache directory path
-        id: yarn-cache-dir-path
-        run: echo "::set-output name=dir::$(yarn cache dir)"
+      - uses: pnpm/action-setup@v2
+        name: Install pnpm
+        id: pnpm-install
+        with:
+          version: 7
+          run_install: false
+
+      - name: Get pnpm store directory
+        id: pnpm-cache
+        shell: bash
+        run: |
+          echo "STORE_PATH=$(pnpm store path)" >> $GITHUB_OUTPUT
 
-      - uses: actions/cache@v2
-        id: yarn-cache
+      - uses: actions/cache@v3
+        name: Setup pnpm cache
         with:
-          path: ${{ steps.yarn-cache-dir-path.outputs.dir }}
-          key: ${{ runner.os }}-yarn-${{ hashFiles('**/yarn.lock') }}
+          path: ${{ steps.pnpm-cache.outputs.STORE_PATH }}
+          key: ${{ runner.os }}-pnpm-store-${{ hashFiles('**/pnpm-lock.yaml') }}
           restore-keys: |
-            ${{ runner.os }}-yarn-
+            ${{ runner.os }}-pnpm-store-
 
       - name: Install dependencies
         if: steps.cache.outputs.cache-hit != 'true'