[fix] action

.github/actions/install-basex/action.yaml

@@ -0,0 +1,33 @@
+name: 'Install BaseX'
+description: 'Install BaseX on a GitHub Actions runner, assumes Java already installed'
+inputs:
+  basex-version:
+    description: 'The version of BaseX to install (e.g., 11.7)'
+    required: true
+    default: '11.7'
+runs:
+  using: 'composite'
+  steps:
+    - name: Download BaseX
+      shell: bash
+      run: |
+        BASEX_VERSION="${{ inputs.basex-version }}"
+        BASEX_CLEAN_VERSION="${BASEX_VERSION//./}"
+        wget https://files.basex.org/releases/$BASEX_VERSION/BaseX$BASEX_CLEAN_VERSION.zip -O BaseX.zip
+
+    - name: Unzip BaseX
+      shell:  "bash"
+      run: |
+        unzip BaseX.zip -d $HOME      
+        rm BaseX.zip
+
+    - name: Add BaseX to PATH
+      shell: "bash"
+      run: |
+          echo "BASEX_ROOT=$HOME/basex" >> $GITHUB_ENV 
+          echo "PATH=$PATH:$HOME/basex/bin" >> $GITHUB_ENV
+
+    - name: Verify BaseX installation
+      shell: "bash"
+      run: |
+          basex -v"