feat: add pnpm composite install action

Author: lotyp

.github/actions/pnpm-install/action.yml

@@ -0,0 +1,78 @@
+---
+
+name: ⚙️ Monorepo install (pnpm)
+description: 'Run pnpm install with enabled cache.'
+
+inputs:
+  cwd:
+    description: "Changes node's process.cwd() if the project is not located on the root. Default to process.cwd()"
+    required: false
+    default: '.'
+  enable-corepack:
+    description: 'Enable corepack'
+    required: false
+    default: 'false'
+  cache-prefix:
+    description: "Add a specific cache-prefix"
+    required: false
+    default: 'default'
+  cache-node-modules:
+    description: 'Cache node_modules, might speed up link step (invalidated lock/os/node-version/branch)'
+    required: false
+    default: 'false'
+
+runs:
+  using: 'composite'
+
+  steps:
+    - name: ⚙️ Enable Corepack
+      if: inputs.enable-corepack == 'true'
+      shell: bash
+      working-directory: ${{ inputs.cwd }}
+      run: corepack enable
+
+    - name: ⚙️ Install pnpm
+      if: inputs.enable-corepack == 'false'
+      uses: pnpm/action-setup@v2
+      id: pnpm-install
+      with:
+        run_install: false
+
+    - name: 🌎 Expose pnpm config(s) through "$GITHUB_OUTPUT"
+      id: pnpm-config
+      shell: bash
+      run: |
+        echo "STORE_PATH=$(pnpm store path | tr -d '\n')" >> $GITHUB_OUTPUT
+        echo "CURRENT_NODE_VERSION="node-$(node --version)"" >> $GITHUB_OUTPUT
+        echo "CURRENT_BRANCH=$(echo ${GITHUB_REF#refs/heads/} | sed -r 's,/,-,g')" >> $GITHUB_OUTPUT
+
+    - name: ♻️ Cache rotation keys
+      id: cache-rotation
+      shell: bash
+      run: |
+        echo "YEAR_MONTH=$(/bin/date -u "+%Y%m")" >> $GITHUB_OUTPUT
+
+    - name: 🗄️ Setup pnpm cache
+      uses: actions/cache@v3
+      id: pnpm-store-cache
+      with:
+        path: ${{ steps.pnpm-config.outputs.STORE_PATH }}
+        key: ${{ runner.os }}-pnpm-store-cache-${{ steps.cache-rotation.outputs.YEAR_MONTH }}-${{ hashFiles('**/pnpm-lock.yaml') }}
+        restore-keys: |
+          ${{ runner.os }}-pnpm-store-cache-${{ steps.cache-rotation.outputs.YEAR_MONTH }}-
+
+    - name: ♻️ Restore node_modules
+      if: inputs.cache-node-modules == 'true'
+      id: pnpm-nm-cache
+      uses: actions/cache@v3
+      with:
+        path: ${{ inputs.cwd }}/**/node_modules
+        key: pnpm-nm-cache-${{ inputs.cache-prefix }}-${{ runner.os }}-${{ steps.pnpm-config.outputs.CURRENT_NODE_VERSION }}-${{ steps.pnpm-config.outputs.CURRENT_BRANCH }}-${{ hashFiles('**/pnpm-lock.yaml') }}
+        restore-keys: |
+          pnpm-nm-cache-${{ inputs.cache-prefix }}-${{ runner.os }}-${{ steps.pnpm-config.outputs.CURRENT_NODE_VERSION }}-${{ steps.pnpm-config.outputs.CURRENT_BRANCH }}-
+
+    - name: 📦 Install dependencies
+      shell: bash
+      run: pnpm install --no-frozen-lockfile --strict-peer-dependencies --prefer-offline
+      env:
+        HUSKY: '0'