feat: fixed opensearch and elasticsearch

modules/nixos/guests/mastodon/default.nix

@@ -322,9 +322,33 @@ in
             };
 
             mastodon-init-db.serviceConfig.EnvironmentFile = "/var/lib/mastodon/.secrets_env";
-            systemd-tmpfiles-setup.after = [ "var-lib-mastodon.mount" ];
-          };
 
+            systemd-tmpfiles-setup.after = [ "var-lib-mastodon.mount" ];
+
+            opensearch-install-plugins = {
+              description = "Install OpenSearch plugins";
+              before = [ "opensearch.service" ];
+              requiredBy = [ "opensearch.service" ];
+              serviceConfig = {
+                Type = "oneshot";
+                RemainAfterExit = true;
+              };
+              script = ''
+                PLUGIN_DIR="/var/lib/opensearch/plugins/analysis-icu"
+                if [ ! -d "$PLUGIN_DIR" ]; then
+                  # Create the plugins directory if it doesn't exist
+                  mkdir -p /var/lib/opensearch/plugins
+                  
+                  # Install using the proper OpenSearch plugin command
+                  export OPENSEARCH_JAVA_HOME="${pkgs.jdk17}/lib/openjdk"
+                  ${pkgs.opensearch}/bin/opensearch-plugin install --batch analysis-icu || {
+                    echo "Plugin installation failed, but continuing anyway"
+                    exit 0
+                  }
+                fi
+              '';
+            };
+          };
           timers.fedifetcher = {
             description = "Timer for FediFetcher";
             wantedBy = [ "timers.target" ];