Add Go consent tool and Gitea build workflow

VRWT_Tool/VRC_OSC/cmd/vrc_osc/main.go

@@ -0,0 +1,22 @@
+package main
+
+import (
+	"flag"
+	"log"
+	"os"
+
+	"vrc_osc_go/internal/app"
+)
+
+func main() {
+	var configPath string
+	var mode string
+	flag.StringVar(&configPath, "config", "config/config.toml", "path to config.toml")
+	flag.StringVar(&mode, "mode", "", "generate-json or extract-log")
+	flag.Parse()
+
+	if err := app.Run(configPath, mode); err != nil {
+		log.SetOutput(os.Stderr)
+		log.Fatalf("vrc_osc_go: %v", err)
+	}
+}