fix(web): rename mail env vars and pass build context to Dockerfile to fix CMS white screen

apps/web/src/lib/env.ts

@@ -8,8 +8,8 @@ const envExtension = {
   // Mail Configuration
   MAIL_HOST: z.string().optional(),
   MAIL_PORT: z.coerce.number().optional().default(587),
-  MAIL_USER: z.string().optional(),
-  MAIL_PASS: z.string().optional(),
+  MAIL_USERNAME: z.string().optional(),
+  MAIL_PASSWORD: z.string().optional(),
   MAIL_FROM: z.string().optional().default("marc@mintel.me"),
   MAIL_RECIPIENTS: z.string().optional().default("marc@mintel.me"),
 
@@ -21,6 +21,14 @@ const envExtension = {
     .optional()
     .default("https://analytics.infra.mintel.me"),
 
+  // S3 Storage (Required for importMap at build-time)
+  S3_ENDPOINT: z.string().optional(),
+  S3_ACCESS_KEY: z.string().optional(),
+  S3_SECRET_KEY: z.string().optional(),
+  S3_BUCKET: z.string().optional(),
+  S3_REGION: z.string().optional(),
+  S3_PREFIX: z.string().optional(),
+
   // Error Tracking
   SENTRY_DSN: z.string().optional(),
 };