QAG-65: (fix) Fix Elasticsearch plugin installation and restart mechanism

- Changed marker file location from container-only /tmp to shared mounted directory
- Replaced "ddev restart elasticsearch" with direct docker container restart

Refs: .ddev/elasticsearch/elasticsearch-setup.sh, .ddev/config.yaml

Author: tormi

.ddev/config.yaml

@@ -33,10 +33,13 @@ hooks:
   post-start:
     - exec: "composer install"
     - exec: "npm ci"
-    - exec-host: "ddev exec -s elasticsearch /mnt/ddev_config/elasticsearch/elasticsearch-setup.sh"
     - exec-host: |
-        if [ -f /tmp/elasticsearch_needs_restart ]; then
-          echo "Restarting Elasticsearch to apply plugin changes..."
-          ddev restart elasticsearch
-          rm /tmp/elasticsearch_needs_restart
+        # Run the Elasticsearch plugin setup script
+        ddev exec -s elasticsearch /mnt/ddev_config/elasticsearch/elasticsearch-setup.sh
+
+        # Check for the restart marker file
+        if [ -f .ddev/elasticsearch/restart_needed ]; then
+          echo "Elasticsearch plugins installed. Restarting elasticsearch container..."
+          docker restart ddev-${DDEV_SITENAME}-elasticsearch
+          rm .ddev/elasticsearch/restart_needed
         fi

.ddev/elasticsearch/elasticsearch-setup.sh

@@ -16,14 +16,23 @@ for plugin in $ELASTICSEARCH_PLUGINS; do
 
     # Install plugin
     echo "Installing $plugin plugin..."
-    bin/elasticsearch-plugin install "$plugin" && \
-    chown -R elasticsearch:root "/usr/share/elasticsearch/plugins/$plugin" && \
-    chmod -R 755 "/usr/share/elasticsearch/plugins/$plugin" && \
-    echo "✓ Plugin $plugin installed successfully" && \
-    needs_restart=true
+    if bin/elasticsearch-plugin install "$plugin"; then
+        chown -R elasticsearch:root "/usr/share/elasticsearch/plugins/$plugin" && \
+        chmod -R 755 "/usr/share/elasticsearch/plugins/$plugin" && \
+        echo "✓ Plugin $plugin installed successfully" && \
+        needs_restart=true
+    else
+        echo "✗ Failed to install plugin $plugin"
+        exit 1
+    fi
 done
 
 # Signal for restart if needed
-[ "$needs_restart" = true ] && echo "New plugins were installed. Elasticsearch needs to be restarted." && touch /tmp/elasticsearch_needs_restart
+if [ "$needs_restart" = true ]; then
+    echo "New plugins were installed. Elasticsearch needs to be restarted."
+
+    # Create a marker file in the mounted config directory (visible to host)
+    touch /mnt/ddev_config/elasticsearch/restart_needed
+fi
 
 exit 0