feat(mcp): extend Kijiji tool with filtering parameters

packages/mcp-server/src/protocol/tools.ts

@@ -13,11 +13,43 @@ export const tools = [
 						type: "string",
 						description: "Search query for Kijiji listings",
 					},
-				maxItems: {
+					location: {
+						type: "string",
+						description: "Location name or ID (e.g., 'toronto', 'gta', 'ontario')",
+					},
+					category: {
+						type: "string",
+						description: "Category name or ID (e.g., 'computers', 'furniture', 'bikes')",
+					},
+					keywords: {
+						type: "string",
+						description: "Additional keywords to filter results",
+					},
+					sortBy: {
+						type: "string",
+						description: "Sort results by field",
+						enum: ["relevancy", "date", "price", "distance"],
+						default: "relevancy",
+					},
+					sortOrder: {
+						type: "string",
+						description: "Sort order",
+						enum: ["asc", "desc"],
+						default: "desc",
+					},
+					maxPages: {
 						type: "number",
-					description: "Maximum number of items to return",
+						description: "Maximum pages to fetch (~40 items per page)",
 						default: 5,
 					},
+					priceMin: {
+						type: "number",
+						description: "Minimum price in cents",
+					},
+					priceMax: {
+						type: "number",
+						description: "Maximum price in cents",
+					},
 				},
 				required: ["query"],
 			},