Feat v0.6.17 bug fixes & welcome logic (#52)

Fix broken folder creation (sw.prompt), team member add (envelope unwrap),
dropdown overflow (min-width:max-content), welcome auto-disable when
surfaces installed, zero default bundled packages.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

server/pages/pages.go

@@ -494,6 +494,10 @@ func (e *Engine) RegisterPageRoutes(base *gin.RouterGroup, mw PageRouteMiddlewar
 				continue
 			}
 			handler := e.RenderSurface(s.ID)
+			// Welcome auto-redirects to / when extension surfaces exist
+			if s.ID == "welcome" {
+				handler = e.welcomeRedirectIfSurfaces(handler)
+			}
 			registerRoutes(group, s, handler)
 		}
 

server/pages/pages_surfaces.go

@@ -176,6 +176,28 @@ func (e *Engine) surfacePath(ctx context.Context, id string) string {
 	return "/s/" + id
 }
 
+// welcomeRedirectIfSurfaces wraps a welcome surface handler so that
+// /welcome auto-redirects to / when any extension surface is installed.
+// This means the welcome page only renders for truly empty deployments.
+func (e *Engine) welcomeRedirectIfSurfaces(inner gin.HandlerFunc) gin.HandlerFunc {
+	return func(c *gin.Context) {
+		if e.stores.Packages != nil {
+			if pkgs, err := e.stores.Packages.List(c.Request.Context()); err == nil {
+				for _, p := range pkgs {
+					if p.Source == "core" || !p.Enabled {
+						continue
+					}
+					if p.Type == "surface" || p.Type == "full" {
+						c.Redirect(http.StatusTemporaryRedirect, e.cfg.BasePath+"/")
+						return
+					}
+				}
+			}
+		}
+		inner(c)
+	}
+}
+
 // disabledRedirect returns a handler that redirects to /.
 // The DefaultSurfaceRedirect handler will resolve to the appropriate surface.
 func (e *Engine) disabledRedirect() gin.HandlerFunc {