Refactor project structure and update configurations. Now first working version

- Updated `.air.conf` for Nix compatibility and simplified build commands.
- Enhanced `.gitignore` to include `tmp` directory.
- Improved `README.md` with clearer instructions and added language details.
- Refined CSS styles for better UI consistency and added alert styles.
- Upgraded `flake.nix` to use Go 1.24 and improved shell environment setup.
- Modified authentication logic in `auth.go` for better user handling.
- Updated `main.go` to dynamically set the listening port and improved logging.
- Added new `routes.go` file for handling game entry and history.
- Enhanced user models and added statistics tracking in `models.go`.
- Improved template rendering and added user feedback messages in HTML templates.
- Removed obsolete build error logs and binaries.

src/templates.go

@@ -30,14 +30,20 @@ func NewTemplateManager(dir string, base string, ext string) *TemplateManager {
 	tm := &TemplateManager{
 		templates: make(map[string]*template.Template),
 		funcs: template.FuncMap{
+			// Attach functions to the templates here
 			"fmtTime": func(t time.Time) string {
 				return t.Local().Format("2006-01-02 15:04") // Go’s reference time
 			},
+			"cmpTwo": func(a, b int) bool {
+				return a == b
+			},
 		},
 		base: base,
 		dir:  dir,
 		ext:  ext,
 	}
+
+	// Populate template manager
 	tm.LoadTemplates()
 
 	return tm
@@ -58,7 +64,7 @@ func (tm *TemplateManager) LoadTemplates() {
 		}
 
 		name := stripAfterDot(filepath.Base(file))
-		logger.Println(name)
+		lg.Println(name)
 
 		// Parse base + view template together
 		tpl, err := template.New(name).