Updated workflows

Author: tweimer

.github/workflows/nebula-ci.yml

@@ -12,23 +12,24 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        # test against JDK 8
-        java: [ 8  ]
+        # test against JDK 17
+        java: [ 17  ]
     name: CI with Java ${{ matrix.java }}
     steps:
-      - uses: actions/checkout@v1
+      - uses: actions/checkout@v5
       - name: Setup jdk
-        uses: actions/setup-java@v1
+        uses: actions/setup-java@v5
         with:
           java-version: ${{ matrix.java }}
-      - uses: actions/cache@v1
+          distribution: 'temurin'
+      - uses: actions/cache@v4
         id: gradle-cache
         with:
           path: ~/.gradle/caches
           key: ${{ runner.os }}-gradle-${{ hashFiles('**/gradle/dependency-locks/*.lockfile') }}
           restore-keys: |
             - ${{ runner.os }}-gradle-
-      - uses: actions/cache@v1
+      - uses: actions/cache@v4
         id: gradle-wrapper-cache
         with:
           path: ~/.gradle/wrapper

.github/workflows/nebula-publish.yml

@@ -12,12 +12,13 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v1
-      - name: Setup jdk 8
-        uses: actions/setup-java@v1
+      - uses: actions/checkout@v5
+      - name: Setup jdk 17
+        uses: actions/setup-java@v5
         with:
-          java-version: 1.8
-      - uses: actions/cache@v1
+          java-version: 17
+          distribution: 'temurin'
+      - uses: actions/cache@v4
         id: gradle-cache
         with:
           path: ~/.gradle/caches

.github/workflows/nebula-snapshot.yml

@@ -9,20 +9,21 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v5
         with:
           fetch-depth: 0
       - name: Set up JDK
-        uses: actions/setup-java@v1
+        uses: actions/setup-java@v5
         with:
-          java-version: 8
-      - uses: actions/cache@v2
+          java-version: 17
+          distribution: 'temurin'
+      - uses: actions/cache@v4
         id: gradle-cache
         with:
           path: |
             ~/.gradle/caches
           key: ${{ runner.os }}-gradle-${{ hashFiles('**/*.gradle') }}
-      - uses: actions/cache@v2
+      - uses: actions/cache@v4
         id: gradle-wrapper-cache
         with:
           path: |