```

refactor: 重命名项目名称从"体己"到"康康"

将整个项目的目录结构从"体己"重命名为"康康"，包括所有源代码文件、
资源文件、测试文件以及Xcode项目配置文件。此更改涉及项目中所有的
文件路径和应用入口点(App/TijiApp.swift → App/KangkangApp.swift)。
```

康康/Features/Quick/A1ViewfinderView.swift

@@ -0,0 +1,159 @@
+import SwiftUI
+
+#if canImport(UIKit)
+import UIKit
+#endif
+
+struct A1ViewfinderView: View {
+    var onShoot: () -> Void
+    var onClose: () -> Void
+
+    @State private var dotPulse = false
+
+    var body: some View {
+        GeometryReader { geometry in
+            ZStack {
+                Color(red: 0.04, green: 0.047, blue: 0.04).ignoresSafeArea()
+
+                mockCameraPreview(screenHeight: geometry.size.height)
+
+                VStack {
+                    HStack {
+                        Button(action: onClose) {
+                            Image(systemName: "xmark")
+                                .font(.system(size: 18, weight: .semibold))
+                                .foregroundStyle(Color.white)
+                                .frame(width: 36, height: 36)
+                        }
+                        Spacer()
+                    }
+                    .padding(.horizontal, 6)
+                    .padding(.top, 50)
+
+                    topHint
+
+                    Spacer()
+                }
+
+                SmartFramer()
+                    .allowsHitTesting(false)
+                    .ignoresSafeArea()
+
+                identifiedPill
+                    .padding(.top, geometry.size.height * 0.62 - 20)
+
+                VStack {
+                    Spacer()
+                    bottomControls
+                }
+            }
+        }
+#if os(iOS)
+        .statusBarHidden(false)
+#endif
+        .preferredColorScheme(.dark)
+    }
+
+    private func mockCameraPreview(screenHeight: CGFloat) -> some View {
+        RadialGradient(
+            colors: [Color.white.opacity(0.05), Color.clear],
+            center: .init(x: 0.5, y: 0.3),
+            startRadius: 20,
+            endRadius: 400
+        )
+        .overlay(alignment: .center) {
+            VStack(alignment: .leading, spacing: 6) {
+                Text("总胆固醇 TC      5.42  mmol/L").opacity(0.65)
+                Text("甘油三酯 TG      1.78  mmol/L").opacity(0.65)
+                Text("低密度脂蛋白  3.84  mmol/L ↑").fontWeight(.semibold).opacity(1)
+                Text("高密度脂蛋白  1.21  mmol/L").opacity(0.65)
+                Text("载脂蛋白 A1      1.42  g/L").opacity(0.45)
+                Text("载脂蛋白 B       1.04  g/L").opacity(0.45)
+            }
+            .font(.system(size: 11, design: .monospaced))
+            .foregroundStyle(Tj.Palette.text)
+            .padding(.vertical, 20)
+            .padding(.horizontal, 18)
+            .frame(maxWidth: .infinity, alignment: .leading)
+            .background(Color(red: 0.96, green: 0.93, blue: 0.87).opacity(0.92))
+            .clipShape(RoundedRectangle(cornerRadius: 4, style: .continuous))
+            .rotationEffect(.degrees(-1.2))
+            .shadow(color: .black.opacity(0.45), radius: 15, x: 0, y: 12)
+            .padding(.horizontal, 24)
+            .padding(.vertical, screenHeight * 0.20)
+        }
+    }
+
+    private var topHint: some View {
+        Text("对准异常的那一行就好 · 不用拍整张")
+            .font(.system(size: 12))
+            .tracking(0.5)
+            .foregroundStyle(Color.white.opacity(0.92))
+            .padding(.horizontal, 14)
+            .padding(.vertical, 7)
+            .background(Capsule().fill(Color(red: 0.08, green: 0.11, blue: 0.094).opacity(0.7)))
+            .padding(.top, 6)
+    }
+
+    private var identifiedPill: some View {
+        HStack(spacing: 6) {
+            Circle()
+                .fill(Tj.Palette.paper)
+                .frame(width: 6, height: 6)
+                .opacity(dotPulse ? 1 : 0.35)
+            Text("AI 已识别到 1 项指标")
+                .font(.system(size: 11))
+                .tracking(0.5)
+        }
+        .foregroundStyle(Tj.Palette.paper)
+        .padding(.horizontal, 10)
+        .padding(.vertical, 4)
+        .background(Capsule().fill(Color(red: 0.37, green: 0.47, blue: 0.31).opacity(0.85)))
+        .onAppear {
+            withAnimation(.easeInOut(duration: 2.2).repeatForever(autoreverses: true)) {
+                dotPulse.toggle()
+            }
+        }
+    }
+
+    private var bottomControls: some View {
+        HStack {
+            CircleIconButton(icon: "bolt.fill", size: 44) { }
+            Spacer()
+            Button(action: onShoot) {
+                ZStack {
+                    Circle().fill(Tj.Palette.ink)
+                    Circle().strokeBorder(Tj.Palette.paper, lineWidth: 4)
+                }
+                .frame(width: 72, height: 72)
+                .overlay(
+                    Circle().strokeBorder(Color.white.opacity(0.2), lineWidth: 1)
+                        .frame(width: 76, height: 76)
+                )
+            }
+            .buttonStyle(.plain)
+            Spacer()
+            CircleIconButton(icon: "photo.on.rectangle", size: 44) { }
+        }
+        .padding(.horizontal, 32)
+        .padding(.bottom, 40)
+    }
+}
+
+private struct CircleIconButton: View {
+    let icon: String
+    let size: CGFloat
+    let action: () -> Void
+    var body: some View {
+        Button(action: action) {
+            ZStack {
+                Circle().fill(Color.white.opacity(0.12))
+                Image(systemName: icon)
+                    .font(.system(size: 18, weight: .medium))
+                    .foregroundStyle(Tj.Palette.paper)
+            }
+            .frame(width: size, height: size)
+        }
+        .buttonStyle(.plain)
+    }
+}