fix: JDK8 version check, buildx matrix

Author: timbru31

.github/workflows/buildx.yml

@@ -16,11 +16,11 @@ jobs:
       matrix:
         java-version: [8, 11, 17, 21]
         java-type: [jdk, jre]
-        node-version: [18, 20, 22, 24, 26, 28]
+        node-version: [18, 20, 22]
         variant: [default, alpine]
-        platforms:
-          - linux/amd64,linux/arm64,linux/ppc64le
         include:
+          - variant: default
+            platforms: linux/amd64,linux/arm64,linux/ppc64le
           - variant: alpine
             platforms: linux/amd64
           - java-version: 11

.github/workflows/dockerimage.yml

@@ -33,9 +33,16 @@ jobs:
           echo "$VERSIONS"
 
           # Check Java version
-          if ! echo "$VERSIONS" | grep -q "version \"${{ matrix.java-version }}"; then
-            echo "::error::Expected Java ${{ matrix.java-version }} but got different version"
-            exit 1
+          if [ "${{ matrix.java-version }}" = "8" ]; then
+            if ! echo "$VERSIONS" | grep -q "version \"1.8.0"; then
+              echo "::error::Expected Java 8 but got different version"
+              exit 1
+            fi
+          else
+            if ! echo "$VERSIONS" | grep -q "version \"${{ matrix.java-version }}"; then
+              echo "::error::Expected Java ${{ matrix.java-version }} but got different version"
+              exit 1
+            fi
           fi
 
           # Check Node version