fix(web): remove redundant prop-types and unblock lint pipeline

apps/web/src/payload/blocks/PerformanceROICalculatorBlock.ts

@@ -0,0 +1,40 @@
+import { MintelBlock } from "./types";
+
+import type { Block } from "payload";
+
+export const PerformanceROICalculatorBlock: MintelBlock = {
+  slug: "performanceROICalculator",
+  labels: {
+    singular: "Performance R O I Calculator",
+    plural: "Performance R O I Calculators",
+  },
+  admin: {
+    group: "MDX Components",
+  },
+  ai: {
+    name: "PerformanceROICalculator",
+    description:
+      "Interactive simulation calculator showing the monetary ROI of improving load times (based on Deloitte B2B metrics). Use exactly once in performance-related articles to provide a highly engaging simulation. Requires no props.",
+    usageExample: "'<PerformanceROICalculator />'",
+  },
+  fields: [
+    {
+      name: "baseConversionRate",
+      type: "number",
+      defaultValue: 2.5,
+      admin: {
+        description:
+          "Tragen Sie einen numerischen Wert für baseConversionRate ein.",
+      },
+    },
+    {
+      name: "monthlyVisitors",
+      type: "number",
+      defaultValue: 50000,
+      admin: {
+        description:
+          "Tragen Sie einen numerischen Wert für monthlyVisitors ein.",
+      },
+    },
+  ],
+};