Deprecate graph-visualization nodejs package in favor of GraphViz.

Author: JohT

.github/workflows/java-code-analysis.yml

@@ -69,15 +69,6 @@ jobs:
         distribution: 'adopt'
         java-version: ${{ matrix.java }}
 
-    - name: Setup Node.js for Graph Visualization
-      uses: actions/setup-node@v4
-      with:
-        node-version-file: 'graph-visualization/.nvmrc'
-
-    - name: Install Node packages for Graph Visualization
-      working-directory: graph-visualization
-      run: npm ci
-
     - name: Setup Cache for Conda package manager Miniforge
       uses: actions/cache@v4
       env:

.github/workflows/typescript-code-analysis.yml

@@ -69,15 +69,6 @@ jobs:
         distribution: 'adopt'
         java-version: ${{ matrix.java }}
 
-    - name: Setup Node.js for Graph Visualization
-      uses: actions/setup-node@v4
-      with:
-        node-version-file: 'graph-visualization/.nvmrc'
-
-    - name: Install Node packages for Graph Visualization
-      working-directory: graph-visualization
-      run: npm ci
-
     - name: Setup Cache for Conda package manager Miniforge
       uses: actions/cache@v4
       env:

graph-visualization/DEPRECATED.md

@@ -0,0 +1,5 @@
+# Render Graph Visualizations (Deprecated)
+
+:warning: **This package is deprecated and might get removed in future.** :warning:
+
+Visualizations are now done using [GraphViz](https://graphviz.org). Please use the new script [visualizeQueryResults.sh](./../scripts/visualization/visualizeQueryResults.sh) like it is done in [InternalDependenciesVisualization.sh](./../scripts/reports/InternalDependenciesVisualization.sh) to create Graph Visualizations.

graph-visualization/README.md

@@ -1,6 +1,11 @@
-# Render Graph Visualizations
+# Render Graph Visualizations (Deprecated)
 
-This [node.js](https://nodejs.org/de) project provides the script [renderVisualizations.js](./renderVisualizations.js) to render all graph visualizations as image files.  
+:warning: **This package is deprecated and might get removed in future.** :warning:
+
+Visualizations are now done using [GraphViz](https://graphviz.org). Please use the new script [visualizeQueryResults.sh](./../scripts/visualization/visualizeQueryResults.sh) like it is done in [InternalDependenciesVisualization.sh](./../scripts/reports/InternalDependenciesVisualization.sh) to create Graph Visualizations.
+
+This [node.js](https://nodejs.org/de) project provides the script [renderVisualizations.js](./renderVisualizations.js) to render  graph visualizations as image files. It shows how to use [Puppeteer](https://pptr.dev) to render HTML5 Canvas elements as images,
+jimp to manipulate images and neovis to visualize Neo4j Graphs.
 
 ## Prerequisites
 

scripts/reports/GraphVisualization.sh

@@ -1,13 +1,16 @@
 #!/usr/bin/env bash
 
-# Creates the "graph-visualization" report (ipynb, md, pdf) based on the Jupyter Notebook "ArtifactDependencies.ipynb".
+# DEPRECATED: Creates the "graph-visualization" report using the (now deprecated) nodejs project "graph-visualization".
 # It contains the hierarchical artifact dependencies graph
 
 # Requires executeJupyterNotebook.sh
 
 # Fail on any error ("-e" = exit on first error, "-o pipefail" exist on errors within piped commands)
 set -o errexit -o pipefail
 
+echo "GraphVisualization: Graph Visualization with the nodejs project 'graph-visualization' is deprecated and will be skipped."
+return 0
+
 # Overrideable Constants (defaults also defined in sub scripts)
 REPORTS_DIRECTORY=${REPORTS_DIRECTORY:-"reports"}