Add user registration with password hashing and restructure handlers directory

internal/web/handlers/home/mainPage.go

@@ -0,0 +1,21 @@
+package handlers_home
+
+import (
+	"CatsOfMastodonBotGo/internal"
+
+	"github.com/gin-gonic/gin"
+)
+
+type MainPageHandler struct {
+	AppContext *internal.AppContext
+}
+
+func NewMainPageHandler(appContext *internal.AppContext) *MainPageHandler {
+	return &MainPageHandler{
+		AppContext: appContext,
+	}
+}
+
+func (appContext *MainPageHandler) HomePageHandler(c *gin.Context) {
+	c.Data(200, "text/html; charset=utf-8", []byte(`<p>Welcome to CatsOfMastodonBotGo - <a href="https://git.mahdium.ir/mahdium/CatsOfMastodon">The main project</a>, writen in C# is available at that link - This is only my attempt to port it to Go for learning purposes</p>`))
+}