CI: caching tweaks in GitHub actions (#48865)

* Tooling: cache pnp deps

* Tooling: try fixing cache errors

* Tooling: try to parallelize js builds a bit

* Tooling: try to parallelize js builds a bit

* Tooling: try to parallelize js builds a bit

* Tooling: try to parallelize js builds a bit

* Tooling: try to parallelize js builds a bit

* Tooling: try to parallelize js builds a bit

* Tooling: try to parallelize js builds a bit

* Tooling: try to parallelize js builds a bit

* Tooling: try to parallelize js builds a bit

* Tooling: added pre-build steps to solve concurrency issues

* Tooling: limit workers

* Tooling: revert to original build command

* Tooling: playwright related tweaks

* Tooling: minor tweaks.

* Tooling: fix caching path.

* Tooling: trigger php builds to test deps caching.

* Tooling: trigger php builds to test deps caching.

* Tooling: lock caching to monorepo setup, so it doesn't slow down build steps.

* Tooling: lock Playwright cache to build, as build is pre-requisite for running tests.

* Tooling: added caching build-folders.

* Tooling: added caching build-folders.

* Tooling: added caching build-folders.

* Revert "Tooling: added caching build-folders."

This reverts commit c57b9dff13.

* Tooling: added caching build-folders.

* Tooling: cleanup sweep.

* Tooling: cleanup sweep.

* Tooling: added a changelog entry.

* Tooling: cleanup.

* Tooling: try speedup live branches build.

* Tooling: try speedup live branches build.

* Tooling: cleanup.

* Tooling: try speedup live branches build.

* Tooling: try speedup live branches build.

.github/actions/setup-woocommerce-monorepo/action.yml

@@ -34,7 +34,7 @@ runs:
               php-version: '${{ inputs.php-version }}'
               coverage: 'none'
         - name: 'Cache Composer Dependencies'
-          if: ${{ inputs.php-version != 'false' }}
+          if: ${{ inputs.build == 'false' }}
           uses: 'actions/cache@ab5e6d0c87105b4c9c2047343972218f562e4319'
           with:
               path: '~/.cache/composer/files'

.github/workflows/build-live-branch.yml

@@ -31,6 +31,12 @@ jobs:
             - name: Setup WooCommerce Monorepo
               uses: ./.github/actions/setup-woocommerce-monorepo
 
+            - name: Cache PNPM Dependencies
+              uses: actions/setup-node@8f152de45cc393bb48ce5d89d36b731f54556e65
+              with:
+                node-version-file: .nvmrc
+                cache: pnpm
+
             - name: Prepare plugin zips
               id: prepare
               env:
@@ -52,7 +58,7 @@ jobs:
                   mkdir "$GITHUB_WORKSPACE/zips"
                   cp "$GITHUB_WORKSPACE/plugins/woocommerce/woocommerce.zip" "$GITHUB_WORKSPACE/zips/woocommerce.zip"
                   cd "$GITHUB_WORKSPACE/zips"
-                  unzip woocommerce.zip
+                  unzip -qq woocommerce.zip
                   rm woocommerce.zip
                   mv woocommerce woocommerce-dev
                   zip -q -r "woocommerce-dev.zip" "woocommerce-dev/"

.github/workflows/ci.yml

@@ -135,6 +135,15 @@ jobs:
                 ARTIFACT_NAME: ${{ github.ref_name == 'nightly' && 'woocommerce-trunk-nightly.zip' || 'woocommerce.zip' }}
               working-directory: ${{ matrix.projectPath }}
               run: node ./tests/e2e-pw/bin/override-wp-env-plugins.js
+
+            - name: 'Cache Playwright Downloads'
+              id: 'cache-playwright-downloads'
+              if: ${{ matrix.testEnv.shouldCreate }}
+              uses: 'actions/cache@ab5e6d0c87105b4c9c2047343972218f562e4319'
+              with:
+                path: '~/.cache/ms-playwright/'
+                key: "${{ runner.os }}-playwright-${{ hashFiles( '**/pnpm-lock.yaml' ) }}"
+                restore-keys: '${{ runner.os }}-playwright-'
               
             - name: 'Start Test Environment'
               id: 'prepare-test-environment'

.github/workflows/pr-build-live-branch.yml

@@ -40,6 +40,12 @@ jobs:
             - name: Setup WooCommerce Monorepo
               uses: ./.github/actions/setup-woocommerce-monorepo
 
+            - name: Cache PNPM Dependencies
+              uses: actions/setup-node@8f152de45cc393bb48ce5d89d36b731f54556e65
+              with:
+                node-version-file: .nvmrc
+                cache: pnpm
+
             - name: Prepare plugin zips
               id: prepare
               env:
@@ -62,7 +68,7 @@ jobs:
                   mkdir -p "$GITHUB_WORKSPACE/unzips/woocommerce"
                   cp "$GITHUB_WORKSPACE/plugins/woocommerce/woocommerce.zip" "$GITHUB_WORKSPACE/zips/woocommerce.zip"
                   cd "$GITHUB_WORKSPACE/zips"
-                  unzip woocommerce.zip
+                  unzip -qq woocommerce.zip
                   cp -r woocommerce "$GITHUB_WORKSPACE/unzips/woocommerce/woocommerce"
                   rm woocommerce.zip
                   mv woocommerce woocommerce-dev

plugins/woocommerce/changelog/dev-ci-caching-tweaks

@@ -0,0 +1,4 @@
+Significance: patch
+Type: dev
+
+Tweaks related to caching Composer dependecies and Playwright downloads in CI.