chore: simplify workflows and unify tool logging and mail presentation

tools/tools.go

@@ -1,7 +1,7 @@
 package main
 
 import (
-	"fmt"
+	"gitea-mail-templates/tools/logging"
 	"os"
 
 	"github.com/urfave/cli/v2"
@@ -26,7 +26,7 @@ func main() {
 	}
 
 	if err := app.Run(os.Args); err != nil {
-		fmt.Fprintf(os.Stderr, "\033[31m[E]\033[0m [CLI] %v\n", err)
+		logging.Fatal("CLI", "%v", err)
 		os.Exit(1)
 	}
 }