docs(mcp): clarify price filters are dollars

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

@@ -50,11 +50,11 @@ export const tools = [
         },
         priceMin: {
           type: "number",
-          description: "Minimum price in cents",
+          description: "Minimum price in dollars",
         },
         priceMax: {
           type: "number",
-          description: "Maximum price in cents",
+          description: "Maximum price in dollars",
         },
         unstableFilter: {
           type: "boolean",
@@ -107,11 +107,11 @@ export const tools = [
         },
         minPrice: {
           type: "number",
-          description: "Minimum price filter",
+          description: "Minimum price in dollars",
         },
         maxPrice: {
           type: "number",
-          description: "Maximum price filter",
+          description: "Maximum price in dollars",
         },
         strictMode: {
           type: "boolean",