Update environment configuration and fix test case naming

src/core/configLoader.ts

@@ -1,7 +1,17 @@
+import { load } from "jsr:@std/dotenv";
+
+const _env = await load({
+  // optional: choose a specific path (defaults to ".env")
+  envPath: ".env",
+  // optional: also export to the process environment (so Deno.env can read it)
+  export: true,
+});
+
 export type EnvConst = {
     ADMIN: string,
     BOT_TOKEN: string,
     RULE34_API_KEY: string,
+    RULE34_API_USER: string,
     // DB_LOCATION: string
 }
 
@@ -10,6 +20,7 @@ export function loadConfig() {
         ADMIN: loadEnv("ADMIN"),
         BOT_TOKEN: loadEnv("BOT_TOKEN"),
         RULE34_API_KEY: loadEnv("RULE34_API_KEY"),
+        RULE34_API_USER: loadEnv("RULE34_API_USER"),
         // DB_LOCATION: loadEnv("DB_LOCATION")
     }
 }