fix: parse Speedtest Tracker created_at as local time (#5751)

packages/integrations/src/speedtest-tracker/speedtest-tracker-types.ts

@@ -2,7 +2,7 @@ import { z } from "zod/v4";
 
 const createEnvelopeSchema = <T extends z.ZodType>(dataSchema: T) => z.object({ data: dataSchema });
 
-const parseTimestamp = (timestamp: string): Date => new Date(`${timestamp.replace(" ", "T")}Z`);
+const parseTimestamp = (timestamp: string): Date => new Date(timestamp.replace(" ", "T"));
 
 export const speedtestTrackerResultSchema = z.object({
   id: z.number().int(),

packages/integrations/src/speedtest-tracker/test/speedtest-tracker-types.spec.ts

@@ -0,0 +1,19 @@
+import { describe, expect, test } from "vitest";
+
+import { speedtestTrackerResultSchema } from "../speedtest-tracker-types";
+
+describe("speedtestTrackerResultSchema", () => {
+  test("parses created_at as Speedtest Tracker local wall time", () => {
+    const result = speedtestTrackerResultSchema.parse({
+      id: 1,
+      ping: 12,
+      download_bits: 100,
+      upload_bits: 50,
+      healthy: true,
+      created_at: "2026-05-18 18:30:01",
+    });
+
+    expect(result.created_at.getHours()).toBe(18);
+    expect(result.created_at.getMinutes()).toBe(30);
+  });
+});