fix(analytics): relay umami events via nextjs proxy without exposing website id to client

lib/config.ts

@@ -35,9 +35,9 @@ function createConfig() {
 
     analytics: {
       umami: {
-        websiteId: env.NEXT_PUBLIC_UMAMI_WEBSITE_ID,
+        websiteId: env.UMAMI_WEBSITE_ID,
         apiEndpoint: env.UMAMI_API_ENDPOINT || 'https://analytics.infra.mintel.me',
-        enabled: Boolean(env.NEXT_PUBLIC_UMAMI_WEBSITE_ID),
+        enabled: typeof window !== 'undefined' || Boolean(env.UMAMI_WEBSITE_ID),
       },
     },
 

lib/env.ts

@@ -31,7 +31,7 @@ const envExtension = {
   INFRA_DIRECTUS_TOKEN: z.string().optional(),
 
   // Analytics
-  NEXT_PUBLIC_UMAMI_WEBSITE_ID: z.string().optional(),
+  UMAMI_WEBSITE_ID: z.string().optional(),
   UMAMI_API_ENDPOINT: z.string().optional(),
 
   // Mail Configuration