From dd390123e9c44ab85157b7a368c5d91be7d329da Mon Sep 17 00:00:00 2001
From: "lucas.shaw" <lucas.shaw@digital.justice.gov.uk>
Date: Fri, 28 Jun 2024 10:15:48 +0100
Subject: [PATCH] add yarn

---
 .github/workflows/test.yml | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 0c90af9f..83b510c0 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -44,6 +44,22 @@ jobs:
         with:
           node-version: 14.17.5
 
+      - name: Find yarn cache location
+        id: yarn-cache
+        run: echo "::set-output name=dir::$(yarn cache dir)"
+
+      - name: JS package cache
+        uses: actions/cache@v4
+        with:
+          path: ${{ steps.yarn-cache.outputs.dir }}
+          key: ${{ runner.os }}-yarn-${{ hashFiles('**/yarn.lock') }}
+          restore-keys: |
+            ${{ runner.os }}-yarn-
+            
+      - name: Install packages
+        run: |
+          yarn install --frozen-lockfile
+
       - name: Precompile assets
         run: bin/rails assets:precompile