chore: fix deployment eval error and add middleware safety checks

.next/server/server-reference-manifest.js

@@ -1 +1 @@
-self.__RSC_SERVER_MANIFEST="{\n  \"node\": {},\n  \"edge\": {},\n  \"encryptionKey\": \"tzCS672VOSUTB/WnuG1K69iPRI91ShQZ0kuJ2gcEeCo=\"\n}"
+self.__RSC_SERVER_MANIFEST="{\n  \"node\": {},\n  \"edge\": {},\n  \"encryptionKey\": \"VlJgjz0/FjDMFtnwSM+tocLhNpsMtoMH2qjhwNqZlS8=\"\n}"

.next/server/server-reference-manifest.json

@@ -1,5 +1,5 @@
 {
   "node": {},
   "edge": {},
-  "encryptionKey": "tzCS672VOSUTB/WnuG1K69iPRI91ShQZ0kuJ2gcEeCo="
+  "encryptionKey": "VlJgjz0/FjDMFtnwSM+tocLhNpsMtoMH2qjhwNqZlS8="
 }

next.config.mjs

@@ -1,8 +1,10 @@
 /** @type {import('next').Config} */
 const nextConfig = {
     productionBrowserSourceMaps: false,
-    webpack: (config, { isServer }) => {
+    webpack: (config, { isServer, dev }) => {
-        if (isServer) {
+        // Disable source maps for the server build in production 
+        // to prevent EvalError in strict environments (e.g. Coolify)
+        if (isServer && !dev) {
             config.devtool = false;
         }
         return config;

src/lib/supabase.ts

@@ -1,6 +1,12 @@
 import { createClient } from '@supabase/supabase-js';
 
-const supabaseUrl = process.env.NEXT_PUBLIC_SUPABASE_URL!;
+const supabaseUrl = process.env.NEXT_PUBLIC_SUPABASE_URL;
-const supabaseAnonKey = process.env.NEXT_PUBLIC_SUPABASE_ANON_KEY!;
+const supabaseAnonKey = process.env.NEXT_PUBLIC_SUPABASE_ANON_KEY;
 
-export const supabase = createClient(supabaseUrl, supabaseAnonKey);
+if (!supabaseUrl || !supabaseAnonKey) {
+    console.error('Migration Error: Supabase credentials are not set.');
+}
+
+export const supabase = (supabaseUrl && supabaseAnonKey)
+    ? createClient(supabaseUrl, supabaseAnonKey)
+    : null as any; // Fallback or handle null in services

src/middleware.ts

@@ -4,10 +4,20 @@ import type { NextRequest } from 'next/server';
 
 export async function middleware(req: NextRequest) {
     const res = NextResponse.next();
-    const supabase = createMiddlewareClient({ req, res });
 
+    // Safety check for environment variables in production
+    if (!process.env.NEXT_PUBLIC_SUPABASE_URL || !process.env.NEXT_PUBLIC_SUPABASE_ANON_KEY) {
+        console.warn('Deployment: NEXT_PUBLIC_SUPABASE environment variables are missing.');
+        return res;
+    }
+
+    try {
+        const supabase = createMiddlewareClient({ req, res });
         // Refresh session if expired - required for Server Components/Actions
         await supabase.auth.getSession();
+    } catch (err) {
+        console.error('Middleware Error:', err);
+    }
 
     return res;
 }