Refactor handlers into separate packages and implement dependency injection.

IDK if this shit is good or even logical, but it works and I can wrap my head around it.

internal/server/router.go

@@ -1,24 +1,27 @@
 package server
 
 import (
-  "CatsOfMastodonBotGo/internal/handlers"
-	
+	"CatsOfMastodonBotGo/internal"
+	handlers_admin "CatsOfMastodonBotGo/internal/handlers/admin"
+	handlers_home "CatsOfMastodonBotGo/internal/handlers/home"
+
 	"github.com/gin-gonic/gin"
 )
 
 
-func SetupRouter(r *gin.Engine) *gin.Engine {
-
+func SetupRouter(r *gin.Engine, appContext *internal.AppContext) *gin.Engine {
 
+  adminDashboardHandler := handlers_admin.NewAdminDashboardHandler(appContext)
+  homePageHandler := handlers_home.NewMainPageHandler(appContext)
 
 admin := r.Group("/admin")
   
-    admin.GET("/", handlers.AdminDashboardHandler)
-    admin.POST("/approve", handlers.ApproveMediaHandler)
-    admin.POST("/reject", handlers.RejectMediaHandler)
+    admin.GET("/", adminDashboardHandler.AdminHomePage)
+    admin.POST("/approve", adminDashboardHandler.ApproveMedia)
+    admin.POST("/reject", adminDashboardHandler.RejectMedia)
 
 
-r.GET("/", handlers.MainPageHandler)
+r.GET("/", homePageHandler.HomePageHandler)
 
 return r
 }