Consolidate tool Dockerfiles into a single multi-stage Dockerfile

.github/workflows/ci.yml

@@ -18,12 +18,12 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
-      - name: Setup node 18
-        uses: actions/setup-node@v4
+      - name: Setup node 19
+        uses: actions/setup-node@v6
         with: 
-          node-version: 18
+          node-version: 19
 
       - name: Install node dependencies
         working-directory: ./xtext/editorserver
@@ -34,7 +34,7 @@ jobs:
         run: npm run lint
 
       - name: Upload Lint Results - Xtext Editor Server
-        uses: actions/upload-artifact@v4  
+        uses: actions/upload-artifact@v6
         if: ${{ !cancelled() }}           # run this step even if previous step failed
         with:
           name: lint-results-editor-server
@@ -48,29 +48,29 @@ jobs:
         run: npm run coverage
 
       - name: Upload Test Results - Xtext Editor Server
-        uses: actions/upload-artifact@v4  
+        uses: actions/upload-artifact@v6  
         if: success() || failure() && steps.run-unit-tests.outcome == 'success'
         with:
           name: test-results-editor-server
           path: '**/reports/TESTS*.xml'
 
       - name: Setup .NET Core - for coverage report # Required to execute ReportGenerator
-        uses: actions/setup-dotnet@v4
+        uses: actions/setup-dotnet@v5
         if: success() || failure() && steps.run-unit-tests.outcome == 'success'
         with:
             dotnet-version: 8.x
             dotnet-quality: 'ga'
 
       - name: Create coverage md report 
-        uses: danielpalme/ReportGenerator-GitHub-Action@5.5.0
+        uses: danielpalme/ReportGenerator-GitHub-Action@5.5.4
         if: success() || failure() && steps.run-unit-tests.outcome == 'success'
         with:
             reports: '**/reports/coverage/*.xml'
             targetdir: ./reports/
             reporttypes: MarkdownSummaryGithub
 
       - name: Upload Coverage Report
-        uses: actions/upload-artifact@v4  
+        uses: actions/upload-artifact@v6  
         if: ${{ !cancelled() }}           # run this step even if previous step failed
         with:
           name: coverage-results-editor-server

.github/workflows/reports.yml

@@ -17,7 +17,7 @@ jobs:
       - name: Create lint report - Xtext Editor Server
         id: build-xtext-es
         if: success() || failure()
-        uses: dorny/test-reporter@v2
+        uses: dorny/test-reporter@v3
         with:
             name: Lint Results - Xtext Editor Server
             artifact: lint-results-editor-server
@@ -26,7 +26,7 @@ jobs:
             fail-on-error: true
 
       - name: Create test report
-        uses: dorny/test-reporter@v2
+        uses: dorny/test-reporter@v3
         if: success() || failure() 
         with:
             name: Unit Test Results
@@ -36,7 +36,7 @@ jobs:
             fail-on-error: true
 
       - name: Download Coverage Files 
-        uses: actions/download-artifact@v5
+        uses: actions/download-artifact@v8
         if: success() || failure() 
         with:
             name: coverage-results-editor-server