Update lintr.yml

.github/workflows/lintr.yml

@@ -14,17 +14,15 @@ permissions:
 
 jobs:
   lintr:
-    runs-on: ${{ matrix.config.os }}
-
-    name: Run lintr scanning
-
-    strategy:
-      fail-fast: false
-      matrix:
-        config:
-        # Running on mac as it's quicker to build
-          - {os: macOS-latest, r: 'release'}
-
+    runs-on: ubuntu-latest
+    container:
+      image: ghcr.io/dfe-analytical-services/dfe-r-base:latest
+      options: --user root
+      credentials:
+        username: ${{ github.actor }}
+        password: ${{ secrets.GITHUB_TOKEN }}
+
+
     permissions:
       contents: read # for checkout to fetch code
       security-events: write # for github/codeql-action/upload-sarif to upload SARIF results
@@ -35,31 +33,13 @@ jobs:
       RENV_PATHS_ROOT: ~/.local/share/renv
 
     steps:
-      - name: Checkout code
-        uses: actions/checkout@v4
+      - uses: actions/checkout@v4
 
-      - name: Setup R
-        uses: r-lib/actions/setup-r@v2
+      - uses: r-lib/actions/setup-r@v2
         with:
           use-public-rspm: true
 
-      - name: Cache R packages
-        if: runner.os != 'Windows'
-        uses: actions/cache@v1
-        with:
-          path: ${{ env.R_LIBS_USER }}
-          key: ${{ runner.os }}-${{ hashFiles('.github/R-version') }}-1-${{ hashFiles('.github/depends.Rds') }}
-          restore-keys: ${{ runner.os }}-${{ hashFiles('.github/R-version') }}-1-
-
-      - name: Cache renv packages
-        uses: actions/cache@v1
-        with:
-          path: ${{ env.RENV_PATHS_ROOT }}
-          key: ${{ runner.os }}-renv-${{ hashFiles('**/renv.lock') }}
-          restore-keys: |
-            ${{ runner.os }}-renv-
-        
-      - name: Restore renv snapshot and install lintr
+      - name: Restore renv snapshot
         shell: Rscript {0}
         run: |
           if (!requireNamespace("renv", quietly = TRUE)) install.packages("renv")