fix: don't stringify DebugFn arguments

Author: wojpawlik

deno.json

@@ -1,6 +1,6 @@
 {
   "name": "@grammyjs/debug",
-  "version": "0.3.0",
+  "version": "0.3.1",
   "exports": "./src/mod.ts",
   "publish": {
     "exclude": [

src/mod.ts

@@ -54,12 +54,12 @@ export function createDebug(namespace: string): DebugFn {
 
   const debugfn = (...data: unknown[]) => {
     if (!debugfn.enabled) return;
-    const start = data.length ? data.shift() : "";
+    const format = typeof data[0] === "string" ? " " + data.shift() : "";
     if (useAnsi) {
-      console.debug(`${ansiNamespace} ${start}`, ...data);
+      console.debug(`${ansiNamespace}${format}`, ...data);
     } else {
       console.debug(
-        `%c${namespace}%c ${start}`,
+        `%c${namespace}%c${format}`,
         css,
         "color: inherit",
         ...data,