feat: add username availability check API endpoint

feat: create user image retrieval API endpoint

feat: enhance coin page with dynamic data fetching and improved UI

feat: implement coin creation form with validation and submission logic

feat: add user settings page with profile update functionality

website/src/lib/server/db/schema.ts

@@ -17,6 +17,8 @@ export const user = pgTable("user", {
 		precision: 19,
 		scale: 4,
 	}).notNull().default("10000.0000"), // 10,000 *BUSS
+	bio: varchar("bio", { length: 160 }).default("Hello am 48 year old man from somalia. Sorry for my bed england. I selled my wife for internet connection for play “conter stirk”"),
+	username: varchar("username", { length: 30 }).notNull().unique(),
 });
 
 export const session = pgTable("session", {
@@ -59,6 +61,7 @@ export const coin = pgTable("coin", {
 	id: serial("id").primaryKey(),
 	name: varchar("name", { length: 255 }).notNull(),
 	symbol: varchar("symbol", { length: 10 }).notNull().unique(),
+	icon: text("icon"), // New field for coin icon
 	creatorId: integer("creator_id").references(() => user.id, { onDelete: "set null", }), // Coin can exist even if creator is deleted
 	initialSupply: decimal("initial_supply", { precision: 28, scale: 8 }).notNull(),
 	circulatingSupply: decimal("circulating_supply", { precision: 28, scale: 8 }).notNull(),

website/src/lib/server/s3.ts

@@ -0,0 +1,95 @@
+import { S3Client, GetObjectCommand, PutObjectCommand, DeleteObjectCommand } from '@aws-sdk/client-s3';
+import { getSignedUrl } from '@aws-sdk/s3-request-presigner';
+import { PRIVATE_B2_KEY_ID, PRIVATE_B2_APP_KEY } from '$env/static/private';
+import { PUBLIC_B2_BUCKET, PUBLIC_B2_ENDPOINT, PUBLIC_B2_REGION } from '$env/static/public';
+
+const s3Client = new S3Client({
+    endpoint: PUBLIC_B2_ENDPOINT,
+    region: PUBLIC_B2_REGION,
+    credentials: {
+        accessKeyId: PRIVATE_B2_KEY_ID,
+        secretAccessKey: PRIVATE_B2_APP_KEY
+    },
+    forcePathStyle: true,
+    requestChecksumCalculation: 'WHEN_REQUIRED',
+    responseChecksumValidation: 'WHEN_REQUIRED',
+});
+
+export async function generatePresignedUrl(key: string, contentType: string): Promise<string> {
+    const command = new PutObjectCommand({
+        Bucket: PUBLIC_B2_BUCKET,
+        Key: key,
+        ContentType: contentType
+    });
+
+    return getSignedUrl(s3Client, command, { expiresIn: 3600 }); // 1 hour
+}
+
+export async function deleteObject(key: string): Promise<void> {
+    const command = new DeleteObjectCommand({
+        Bucket: PUBLIC_B2_BUCKET,
+        Key: key
+    });
+
+    await s3Client.send(command);
+}
+
+export async function generateDownloadUrl(key: string): Promise<string> {
+    const command = new GetObjectCommand({
+        Bucket: PUBLIC_B2_BUCKET,
+        Key: key
+    });
+
+    return getSignedUrl(s3Client, command, { expiresIn: 3600 });
+}
+
+export async function uploadProfilePicture(
+    identifier: string, // Can be user ID or a unique ID from social provider
+    body: Uint8Array,
+    contentType: string,
+    contentLength?: number
+): Promise<string> {
+    let fileExtension = contentType.split('/')[1];
+    // Ensure a valid image extension or default to jpg
+    if (!fileExtension || !['jpg', 'jpeg', 'png', 'gif', 'webp'].includes(fileExtension.toLowerCase())) {
+        fileExtension = 'jpg';
+    }
+    const key = `avatars/${identifier}.${fileExtension}`;
+    
+    const command = new PutObjectCommand({
+        Bucket: PUBLIC_B2_BUCKET,
+        Key: key,
+        Body: body,
+        ContentType: contentType,
+        ...(contentLength && { ContentLength: contentLength }),
+    });
+
+    await s3Client.send(command);
+    return key;
+}
+
+export async function uploadCoinIcon(
+    coinSymbol: string,
+    body: Uint8Array,
+    contentType: string,
+    contentLength?: number
+): Promise<string> {
+    let fileExtension = contentType.split('/')[1];
+    if (!fileExtension || !['jpg', 'jpeg', 'png', 'gif', 'webp'].includes(fileExtension.toLowerCase())) {
+        fileExtension = 'png';
+    }
+    const key = `coins/${coinSymbol.toLowerCase()}.${fileExtension}`;
+    
+    const command = new PutObjectCommand({
+        Bucket: PUBLIC_B2_BUCKET,
+        Key: key,
+        Body: body,
+        ContentType: contentType,
+        ...(contentLength && { ContentLength: contentLength }),
+    });
+
+    await s3Client.send(command);
+    return key;
+}
+
+export { s3Client };