Danger warning on approval cards (red card, reasons, no Always); file shelf in the top-left slot with 'На полку' after a drop

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

NotchBuddy/Sources/App/UploadCanvasView.swift

@@ -80,6 +80,21 @@ struct UploadCanvasView: View {
             .buttonStyle(.plain)
             .frame(width: 120, height: 26)
             .position(x: 290 + 60, y: 113 + 13)   // center = (350, 126)
+
+            // Tertiary: put on the shelf
+            Button {
+                withAnimation(.easeInOut(duration: 0.22)) { state.shelveLastDrop() }
+                DispatchQueue.main.asyncAfter(deadline: .now() + 0.22) {
+                    UploadSequenceEngine.shared.deactivate()
+                }
+            } label: {
+                Color.clear
+                    .frame(width: 96, height: 26)
+                    .contentShape(Rectangle())
+            }
+            .buttonStyle(.plain)
+            .frame(width: 96, height: 26)
+            .position(x: 418 + 48, y: 113 + 13)   // center = (466, 126)
         }
         .opacity(f.chooseAlpha)
         .allowsHitTesting(f.chooseAlpha > 0.5)
@@ -288,6 +303,14 @@ struct UploadCanvasView: View {
             .font(.system(size:12.5, weight:.medium))
             .foregroundColor(Color(hex:"#F1F2F4"))
         cCtx.draw(btn2, at: CGPoint(x:350, y:126), anchor: .center)
+
+        // Tertiary button: shelf
+        cCtx.fill(roundedRect(CGRect(x:418,y:113,width:96,height:26), r:13),
+                  with: .color(Color.white.opacity(0.09)))
+        let btn3 = Text("На полку")
+            .font(.system(size:12.5, weight:.medium))
+            .foregroundColor(Color(hex:"#F1F2F4"))
+        cCtx.draw(btn3, at: CGPoint(x:466, y:126), anchor: .center)
     }
 
     // MARK: - Mochi (superellipse body + eyes + mouth)