feat: add ListDatabases output schema for tool and UI validation

Author: tsck

src/ui/components/ListDatabases/schema.ts renamed to src/schemas/listDatabases.ts

@@ -2,6 +2,8 @@ import { z } from "zod";
 
 /**
  * Shared schema for the list-databases tool output.
+ * This schema is used by both the tool (for MCP protocol validation)
+ * and the UI component (for rendering validation).
  */
 export const ListDatabasesOutputSchema = {
     databases: z.array(

src/tools/mongodb/metadata/listDatabases.ts

@@ -3,7 +3,7 @@ import { MongoDBToolBase } from "../mongodbTool.js";
 import type * as bson from "bson";
 import type { OperationType } from "../../tool.js";
 import { formatUntrustedData } from "../../tool.js";
-import { ListDatabasesOutputSchema, type ListDatabasesOutput } from "../../../ui/components/ListDatabases/schema.js";
+import { ListDatabasesOutputSchema, type ListDatabasesOutput } from "../../../schemas/listDatabases.js";
 
 export { ListDatabasesOutputSchema, type ListDatabasesOutput };
 

src/ui/components/ListDatabases/ListDatabases.tsx

@@ -11,7 +11,7 @@ import {
     TableHead,
 } from "@leafygreen-ui/table";
 import { tableStyles } from "./ListDatabases.styles.js";
-import { ListDatabasesOutputSchema, type ListDatabasesOutput } from "./schema.js";
+import { ListDatabasesOutputSchema, type ListDatabasesOutput } from "../../../schemas/listDatabases.js";
 
 const HeaderCell = LGHeaderCell as React.FC<React.ComponentPropsWithoutRef<"th">>;
 const Cell = LGCell as React.FC<React.ComponentPropsWithoutRef<"td">>;

src/ui/components/ListDatabases/index.ts

@@ -1,2 +1 @@
 export { ListDatabases } from "./ListDatabases.js";
-export { ListDatabasesOutputSchema, type ListDatabasesOutput } from "./schema.js";