fix injecting twice

backend/main.py

@@ -98,6 +98,7 @@ class PluginManager:
         #await inject_to_tab("SP", "window.syncDeckyPlugins();")
 
     async def loader_reinjector(self):
+        await sleep(5)
         while True:
             await sleep(5)
             if not await tab_has_global_var("SP", "deckyHasLoaded"):

frontend/src/index.tsx

@@ -14,6 +14,7 @@ declare global {
   }
 }
 (async () => {
+  window.deckyHasLoaded = true;
   await sleep(1000);
   window.deckyAuthToken = await fetch('http://127.0.0.1:1337/auth/token').then((r) => r.text());
 
@@ -38,6 +39,4 @@ declare global {
   };
 
   setTimeout(() => window.syncDeckyPlugins(), 5000);
-
-  window.deckyHasLoaded = true;
 })();