Automatically create a json file from the yaml files

.github/workflows/update_json.yml

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+name: Update JSON
+
+on: [push]
+jobs:
+  test:
+    name: Update JSON
+    runs-on: ubuntu-latest
+    permissions:
+      # Give the default GITHUB_TOKEN write permission to commit and push the
+      # added or changed files to the repository.
+      contents: write
+    steps:
+    - uses: actions/checkout@v4
+    - uses: actions/setup-python@v5
+      with:
+          python-version: '3.11'
+    - name: install yaml
+      run: python -m pip install pyyaml
+    - name: update json file
+      run: python yaml2json.py
+    - name: commit if necessary
+      uses: stefanzweifel/git-auto-commit-action@v5
+      with:
+        file_pattern: simtools/simtools.json
+        commit_message: Update JSON from yaml files

yaml2json.py

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+import glob
+import os
+
+import yaml
+import json
+
+if __name__ == "__main__":
+    data = {}
+    for fname in sorted(glob.glob("simtools/*.yaml")):
+        if os.path.basename(fname) == "simtools.yaml":
+            continue
+        with open(fname) as f:
+            tool_data = {
+                list(item.keys())[0]: list(item.values())[0]
+                for item in yaml.load(f, Loader=yaml.FullLoader)
+            }
+            name = tool_data["name"]
+            del tool_data["name"]
+            data[name] = tool_data
+    with open("simtools/simtools.json", "w") as f:
+        json.dump(data, f, indent=2, sort_keys=True)