Remove shared storage and restore user-owned uploads

src/lib/auth/avatar.ts

@@ -1,63 +0,0 @@
-import { S3Client, PutObjectCommand } from '@aws-sdk/client-s3';
-import { v4 as uuidv4 } from 'uuid';
-
-export async function generateAndUploadAvatar(handle: string): Promise<string | null> {
-    try {
-        // 1. Fetch the avatar from DiceBear (PNG format for better compatibility)
-        const dicebearUrl = `https://api.dicebear.com/9.x/bottts-neutral/png?seed=${handle}`;
-        const response = await fetch(dicebearUrl);
-
-        if (!response.ok) {
-            console.error(`Failed to fetch avatar from DiceBear: ${response.statusText}`);
-            return null;
-        }
-
-        const arrayBuffer = await response.arrayBuffer();
-        const buffer = Buffer.from(arrayBuffer);
-
-        // 2. Upload to S3
-        const s3 = new S3Client({
-            region: process.env.STORAGE_REGION || 'us-east-1',
-            endpoint: process.env.STORAGE_ENDPOINT,
-            credentials: {
-                accessKeyId: process.env.STORAGE_ACCESS_KEY || '',
-                secretAccessKey: process.env.STORAGE_SECRET_KEY || '',
-            },
-            forcePathStyle: true,
-        });
-
-        const bucket = process.env.STORAGE_BUCKET || 'synapsis';
-        // Sanitize handle for filename just in case
-        const safeHandle = handle.replace(/[^a-zA-Z0-9]/g, '');
-        const filename = `${uuidv4()}-${safeHandle}-avatar.png`;
-
-        await s3.send(new PutObjectCommand({
-            Bucket: bucket,
-            Key: filename,
-            Body: buffer,
-            ContentType: 'image/png',
-            ACL: 'public-read',
-        }));
-
-        // 3. Construct Public URL
-        let url = '';
-        if (process.env.STORAGE_PUBLIC_BASE_URL) {
-            url = `${process.env.STORAGE_PUBLIC_BASE_URL}/${filename}`;
-        } else if (process.env.STORAGE_ENDPOINT) {
-            // Basic fallback construction if base url is not set but endpoint is
-            // This assumes path style access is okay if no custom domain
-            const endpoint = process.env.STORAGE_ENDPOINT.replace(/\/+$/, '');
-            url = `${endpoint}/${bucket}/${filename}`;
-        } else {
-            console.warn('Storage public URL not configured properly');
-            return null;
-        }
-
-        return url;
-
-    } catch (error) {
-        console.error('Error generating/uploading avatar:', error);
-        return null;
-    }
-}
-