Refactor UnifiedDatabaseNode operation icons for improved readability

- Updated the operationIcons definition in UnifiedDatabaseNode to enhance code clarity by formatting the type declaration across multiple lines.
- Simplified the ProcessorRegistry by consolidating database operation types into a single "database" entry, streamlining the configuration for database-related tasks.

src/components/nodes/UnifiedDatabaseNode.tsx

@@ -25,7 +25,10 @@ export const UnifiedDatabaseNode: React.FC<UnifiedDatabaseNodeProps> = ({
   // Get operation display info
   const getOperationInfo = () => {
     const operation = data.config?.operation as DatabaseOperation;
-    const operationIcons: Record<DatabaseOperation, React.ComponentType<any>> = {
+    const operationIcons: Record<
+      DatabaseOperation,
+      React.ComponentType<any>
+    > = {
       query: Search,
       insert: Plus,
       update: Edit,

src/services/processors/ProcessorRegistry.ts

@@ -144,12 +144,7 @@ export class ProcessorRegistry {
       { pattern: /llm|ai|gpt|openai/i, types: ["llmTask"] },
       {
         pattern: /db|database|sql/i,
-        types: [
-          "databaseQuery",
-          "databaseInsert",
-          "databaseUpdate",
-          "databaseDelete",
-        ],
+        types: ["database"],
       },
       {
         pattern: /embed|vector/i,