adds extra config/config.ts to set config/database.ts

src/config/config.ts

@@ -0,0 +1,32 @@
+
+
+export interface IConfig {
+  mongodbUri: string;
+}
+
+class Config implements IConfig {
+  private static instance: Config;
+
+  public readonly mongodbUri: string;
+
+  private constructor() {
+    this.mongodbUri = process.env.MONGODB_URI || 'mongodb://localhost:27017/dailytrends';
+    this.validateConfig();
+  }
+
+  public static getInstance(): Config {
+    if (!Config.instance) {
+      Config.instance = new Config();
+    }
+    return Config.instance;
+  }
+
+  private validateConfig(): void {
+    if (!this.mongodbUri) {
+      throw new Error('MONGODB_URI is required');
+    }
+  }
+}
+
+export const config = Config.getInstance();
+export default config;