From 9de506d2a7fd49f4de5610651634a13b8ff540ae Mon Sep 17 00:00:00 2001
From: Bruno Windels <bruno@windels.cloud>
Date: Thu, 20 May 2021 15:34:06 +0200
Subject: [PATCH 1/4] enable yarn cache, hopefully

---
 .github/workflows/codechecks.js.yml | 21 ++++++++++++++++-----
 1 file changed, 16 insertions(+), 5 deletions(-)

diff --git a/.github/workflows/codechecks.js.yml b/.github/workflows/codechecks.js.yml
index c6def19b..f10f393b 100644
--- a/.github/workflows/codechecks.js.yml
+++ b/.github/workflows/codechecks.js.yml
@@ -19,15 +19,26 @@ jobs:
         node-version: [14.x]
 
     steps:
-    - name: Checkout project source
+    - name: Checkout source
       uses: actions/checkout@v2
     - name: Install tools
       uses: actions/setup-node@v2
       with:
         node-version: ${{ matrix.node-version }}
-    - name: Install project dependencies
-      run: npm install --also=dev
+    # See: https://github.com/actions/cache/blob/main/examples.md#node---yarn
+    - name: Get Yarn cache directory
+      id: yarn-cache-dir-path
+      run: echo "::set-output name=dir::$(yarn cache dir)"
+
+    - name: Use Yarn cache
+      uses: actions/cache@v2
+      id: yarn-cache
+      with:
+        path: ${{ steps.yarn-cache-dir-path.outputs.dir }}
+        key: ${{ runner.os }}-yarn-${{ matrix.node-version }}-${{ hashFiles('**/yarn.lock') }}
+    - name: Install dependencies
+      run: yarn install --prefer-offline --frozen-lockfile
     - name: Unit tests
-      run: npm test
+      run: yarn test
     - name: Lint
-      run: npm run lint-ci
\ No newline at end of file
+      run: yarn run lint-ci
\ No newline at end of file

From e08f8630dfff2625cad7e7469d31fec85219e970 Mon Sep 17 00:00:00 2001
From: Bruno Windels <bruno@windels.cloud>
Date: Thu, 20 May 2021 15:35:58 +0200
Subject: [PATCH 2/4] remove whitespace

---
 .github/workflows/codechecks.js.yml | 1 -
 1 file changed, 1 deletion(-)

diff --git a/.github/workflows/codechecks.js.yml b/.github/workflows/codechecks.js.yml
index f10f393b..01e67bd5 100644
--- a/.github/workflows/codechecks.js.yml
+++ b/.github/workflows/codechecks.js.yml
@@ -29,7 +29,6 @@ jobs:
     - name: Get Yarn cache directory
       id: yarn-cache-dir-path
       run: echo "::set-output name=dir::$(yarn cache dir)"
-
     - name: Use Yarn cache
       uses: actions/cache@v2
       id: yarn-cache

From 11b30e7eda6b7ef06ef3a246cdbd8f33f1726c11 Mon Sep 17 00:00:00 2001
From: Bruno Windels <bruno@windels.cloud>
Date: Thu, 20 May 2021 15:40:53 +0200
Subject: [PATCH 3/4] remove whitespace

---
 .github/workflows/codechecks.js.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.github/workflows/codechecks.js.yml b/.github/workflows/codechecks.js.yml
index 01e67bd5..f5a4d50e 100644
--- a/.github/workflows/codechecks.js.yml
+++ b/.github/workflows/codechecks.js.yml
@@ -25,7 +25,7 @@ jobs:
       uses: actions/setup-node@v2
       with:
         node-version: ${{ matrix.node-version }}
-    # See: https://github.com/actions/cache/blob/main/examples.md#node---yarn
+# See: https://github.com/actions/cache/blob/main/examples.md#node---yarn
     - name: Get Yarn cache directory
       id: yarn-cache-dir-path
       run: echo "::set-output name=dir::$(yarn cache dir)"

From 54478e6940e50c1fcd9598f6c9f3f71a7ed1bceb Mon Sep 17 00:00:00 2001
From: Bruno Windels <bruno@windels.cloud>
Date: Thu, 20 May 2021 15:45:18 +0200
Subject: [PATCH 4/4] add comment with source

---
 .github/workflows/codechecks.js.yml | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/.github/workflows/codechecks.js.yml b/.github/workflows/codechecks.js.yml
index f5a4d50e..2e15c8e7 100644
--- a/.github/workflows/codechecks.js.yml
+++ b/.github/workflows/codechecks.js.yml
@@ -1,6 +1,8 @@
 # This workflow will do a clean install of node dependencies, build the source code and run tests across different versions of node
 # For more information see: https://help.github.com/actions/language-and-framework-guides/using-nodejs-with-github-actions
 
+# yarn cache setup from https://www.karltarvas.com/2020/12/09/github-actions-cache-yarn-install.html
+
 name: Code checks
 
 on: