fix: skip instance ID in license check during E2E tests (#6968)

Co-authored-by: pandeymangg <anshuman.pandey9999@gmail.com>

.github/workflows/e2e.yml

@@ -114,7 +114,7 @@ jobs:
       - name: Start MinIO Server
         run: |
           set -euo pipefail
-          
+
           # Start MinIO server in background
           docker run -d \
             --name minio-server \
@@ -124,7 +124,7 @@ jobs:
             -e MINIO_ROOT_PASSWORD=devminio123 \
             minio/minio:RELEASE.2025-09-07T16-13-09Z \
             server /data --console-address :9001
-          
+
           echo "MinIO server started"
 
       - name: Wait for MinIO and create S3 bucket

apps/web/modules/ee/license-check/lib/license.ts

@@ -7,6 +7,7 @@ import { createCacheKey } from "@formbricks/cache";
 import { prisma } from "@formbricks/database";
 import { logger } from "@formbricks/logger";
 import { cache } from "@/lib/cache";
+import { E2E_TESTING } from "@/lib/constants";
 import { env } from "@/lib/env";
 import { hashString } from "@/lib/hash-string";
 import { getInstanceId } from "@/lib/instance";
@@ -262,7 +263,9 @@ const fetchLicenseFromServerInternal = async (retryCount = 0): Promise<TEnterpri
     const startOfNextYear = new Date(now.getFullYear() + 1, 0, 1);
 
     const [instanceId, responseCount] = await Promise.all([
-      getInstanceId(),
+      // Skip instance ID during E2E tests to avoid license key conflicts
+      // as the instance ID changes with each test run
+      E2E_TESTING ? null : getInstanceId(),
       prisma.response.count({
         where: {
           createdAt: {
@@ -274,7 +277,8 @@ const fetchLicenseFromServerInternal = async (retryCount = 0): Promise<TEnterpri
     ]);
 
     // No organization exists, cannot perform license check
-    if (!instanceId) return null;
+    // (skip this check during E2E tests as we intentionally use null)
+    if (!E2E_TESTING && !instanceId) return null;
 
     const proxyUrl = env.HTTPS_PROXY ?? env.HTTP_PROXY;
     const agent = proxyUrl ? new HttpsProxyAgent(proxyUrl) : undefined;
@@ -282,12 +286,17 @@ const fetchLicenseFromServerInternal = async (retryCount = 0): Promise<TEnterpri
     const controller = new AbortController();
     const timeoutId = setTimeout(() => controller.abort(), CONFIG.API.TIMEOUT_MS);
 
+    const payload: Record<string, unknown> = {
+      licenseKey: env.ENTERPRISE_LICENSE_KEY,
+      usage: { responseCount },
+    };
+
+    if (instanceId) {
+      payload.instanceId = instanceId;
+    }
+
     const res = await fetch(CONFIG.API.ENDPOINT, {
-      body: JSON.stringify({
-        licenseKey: env.ENTERPRISE_LICENSE_KEY,
-        usage: { responseCount },
-        instanceId,
-      }),
+      body: JSON.stringify(payload),
       headers: { "Content-Type": "application/json" },
       method: "POST",
       agent,