初始提交: ScriptForge 脚本快速转运行链接服务

- Go 后端 (Gin + GORM + SQLite) 提供 API 和纯文本脚本服务
- Vite + React + TypeScript + Tailwind 前端
- 单二进制部署 (Go embed 前端静态文件)
- Gitea Actions CI/CD: 打标签自动构建多平台 Release
- 支持 bash/zsh/sh/fish/python3/node/ruby/php 8种运行环境

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

backend/internal/handler/raw.go

@@ -0,0 +1,41 @@
+package handler
+
+import (
+	"errors"
+	"fmt"
+	"net/http"
+
+	"github.com/gin-gonic/gin"
+
+	"gitea.kmux.cn/zhilv/scriptforge/internal/config"
+	"gitea.kmux.cn/zhilv/scriptforge/internal/service"
+)
+
+func GetRawScript(svc *service.ScriptService) gin.HandlerFunc {
+	return func(c *gin.Context) {
+		id := c.Param("id")
+
+		script, err := svc.GetByID(id)
+		if errors.Is(err, service.ErrNotFound) {
+			c.String(http.StatusNotFound, "script not found or expired\n")
+			return
+		}
+		if err != nil {
+			c.String(http.StatusInternalServerError, "internal error\n")
+			return
+		}
+
+		rt, _ := config.GetRuntime(script.Runtime)
+		mime := rt.MIMEType
+		ext := rt.Extension
+		if mime == "" {
+			mime = "text/plain"
+			ext = ".sh"
+		}
+
+		c.Header("Content-Type", mime+"; charset=utf-8")
+		c.Header("Content-Disposition", fmt.Sprintf(`attachment; filename="script%s"`, ext))
+		c.Header("X-Content-Type-Options", "nosniff")
+		c.String(http.StatusOK, script.Content)
+	}
+}