feat(deploy): 在线更新 - 新增后台检查、强制备份迁移与失败自动回退

backend/internal/handler/admin_update.go

@@ -0,0 +1,80 @@
+package handler
+
+import (
+	"net/http"
+
+	"infinite-canvas/backend/internal/service"
+
+	"github.com/gin-gonic/gin"
+)
+
+func RegisterAdminUpdateRoutes(r *gin.RouterGroup, svc *service.Service) {
+	r.GET("/admin/system-update", func(c *gin.Context) {
+		actor, err := currentUser(c, svc)
+		if err != nil {
+			failService(c, err)
+			return
+		}
+		status, err := svc.AdminUpdateStatus(c.Request.Context(), actor)
+		if err != nil {
+			failService(c, err)
+			return
+		}
+		ok(c, status)
+	})
+	r.POST("/admin/system-update/check", func(c *gin.Context) {
+		actor, err := currentUser(c, svc)
+		if err != nil {
+			failService(c, err)
+			return
+		}
+		status, err := svc.AdminCheckUpdate(c.Request.Context(), actor)
+		if err != nil {
+			failService(c, err)
+			return
+		}
+		ok(c, status)
+	})
+	r.POST("/admin/system-update/start", func(c *gin.Context) {
+		actor, err := currentUser(c, svc)
+		if err != nil {
+			failService(c, err)
+			return
+		}
+		c.Request.Body = http.MaxBytesReader(c.Writer, c.Request.Body, 16<<10)
+		var request struct {
+			TargetVersion string `json:"targetVersion" binding:"required"`
+		}
+		if err := c.ShouldBindJSON(&request); err != nil {
+			fail(c, http.StatusBadRequest, err)
+			return
+		}
+		status, err := svc.AdminStartUpdate(c.Request.Context(), actor, request.TargetVersion)
+		if err != nil {
+			failService(c, err)
+			return
+		}
+		ok(c, status)
+	})
+	r.POST("/admin/system-update/rollback", func(c *gin.Context) {
+		actor, err := currentUser(c, svc)
+		if err != nil {
+			failService(c, err)
+			return
+		}
+		c.Request.Body = http.MaxBytesReader(c.Writer, c.Request.Body, 16<<10)
+		var request struct {
+			Reason string `json:"reason" binding:"required"`
+		}
+		if err := c.ShouldBindJSON(&request); err != nil {
+			fail(c, http.StatusBadRequest, err)
+			return
+		}
+		status, err := svc.AdminRollbackUpdate(c.Request.Context(), actor, request.Reason)
+		if err != nil {
+			failService(c, err)
+			return
+		}
+		ok(c, status)
+	})
+}