Tight up the repo

.github/workflows/ci.yml

@@ -41,8 +41,8 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ ubuntu-latest ]
-        java: [ 21 ]
+        os: [ ubuntu-latest, macos-26-intel, windows-latest ]
+        java: [ 17, 21, 25 ]
 
     steps:
       - uses: actions/checkout@v4
@@ -61,6 +61,8 @@ jobs:
 
       - name: Build and test
         run: mvn -B install
+        env:
+          MAVEN_OPTS: -Xmx2g
 
       - name: Publish Test Report
         if: always()

.github/workflows/release.yml

@@ -21,7 +21,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v6
+        uses: actions/checkout@v4
 
       - name: Build pglite WASM
         working-directory: wasm-build
@@ -32,7 +32,7 @@ jobs:
         run: make unpack
 
       - name: Setup Java
-        uses: actions/setup-java@v5
+        uses: actions/setup-java@v4
         with:
           java-version: 11
           distribution: 'temurin'