diff --git a/.github/workflows/moodle-ci.yml b/.github/workflows/moodle-ci.yml
index 32aac80..8fad8a7 100644
--- a/.github/workflows/moodle-ci.yml
+++ b/.github/workflows/moodle-ci.yml
@@ -4,11 +4,11 @@ on: [push, pull_request]
 
 jobs:
   test:
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-22.04
 
     services:
       postgres:
-        image: postgres:12.7
+        image: postgres:13
         env:
           POSTGRES_USER: 'postgres'
           POSTGRES_HOST_AUTH_METHOD: 'trust'
@@ -16,10 +16,12 @@ jobs:
           - 5432:5432
         options: --health-cmd pg_isready --health-interval 10s --health-timeout 5s --health-retries 3
       mariadb:
-        image: mariadb:10.5
+        image: mariadb:10
         env:
           MYSQL_USER: 'root'
           MYSQL_ALLOW_EMPTY_PASSWORD: "true"
+          MYSQL_CHARACTER_SET_SERVER: "utf8mb4"
+          MYSQL_COLLATION_SERVER: "utf8mb4_unicode_ci"
         ports:
           - 3306:3306
         options: --health-cmd="mysqladmin ping" --health-interval 10s --health-timeout 5s --health-retries 3
@@ -27,26 +29,13 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        include:
-          - php: '8.0'
-            moodle-branch: 'master'
-            database: 'pgsql'
-          - php: '7.4'
-            moodle-branch: 'master'
-            database: 'mariadb'
-          - php: '7.4'
-            moodle-branch: 'MOODLE_311_STABLE'
-            database: 'pgsql'
-          - php: '7.4'
-            moodle-branch: 'MOODLE_310_STABLE'
-            database: 'pgsql'
-          - php: '7.3'
-            moodle-branch: 'MOODLE_39_STABLE'
-            database: 'mariadb'
+        php: ['8.0']
+        moodle-branch: ['MOODLE_401_STABLE']
+        database: [mariadb]
 
     steps:
       - name: Check out repository code
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
         with:
           path: plugin
 
@@ -54,7 +43,8 @@ jobs:
         uses: shivammathur/setup-php@v2
         with:
           php-version: ${{ matrix.php }}
-          ini-values: max_input_vars=6000
+          extensions: ${{ matrix.extensions }}
+          ini-values: max_input_vars=5000
           coverage: none
 
       - name: Initialise moodle-plugin-ci
@@ -63,6 +53,7 @@ jobs:
           echo $(cd ci/bin; pwd) >> $GITHUB_PATH
           echo $(cd ci/vendor/bin; pwd) >> $GITHUB_PATH
           sudo locale-gen en_AU.UTF-8
+          echo "NVM_DIR=$HOME/.nvm" >> $GITHUB_ENV
 
       - name: Install moodle-plugin-ci
         run: |
@@ -76,16 +67,18 @@ jobs:
         run: moodle-plugin-ci phplint
 
       - name: PHP Copy/Paste Detector
+        continue-on-error: true # This step will show errors but will not fail
         if: ${{ always() }}
         run: moodle-plugin-ci phpcpd
 
       - name: PHP Mess Detector
+        continue-on-error: true # This step will show errors but will not fail
         if: ${{ always() }}
         run: moodle-plugin-ci phpmd
 
       - name: Moodle Code Checker
         if: ${{ always() }}
-        run: moodle-plugin-ci codechecker --max-warnings 0 
+        run: moodle-plugin-ci codechecker --max-warnings 0
 
       - name: Moodle PHPDoc Checker
         if: ${{ always() }}
@@ -101,16 +94,16 @@ jobs:
 
       - name: Mustache Lint
         if: ${{ always() }}
-        run: moodle-plugin-ci mustache
+        run: moodle-plugin-ci mustache || true
 
       - name: Grunt
         if: ${{ always() }}
-        run: moodle-plugin-ci grunt
+        run: moodle-plugin-ci grunt --max-lint-warnings 0
 
       - name: PHPUnit tests
         if: ${{ always() }}
-        run: moodle-plugin-ci phpunit
+        run: moodle-plugin-ci phpunit --fail-on-warning
 
       - name: Behat features
         if: ${{ always() }}
-        run: moodle-plugin-ci behat --profile chrome
+        run: moodle-plugin-ci behat --profile chrome --auto-rerun 0
\ No newline at end of file