v0.1.0 — Phase β-0 Setup

Repo-Skelett für cards-native, native SwiftUI-Universal-App
für Cardecky (mana e.V.). Web-Parität zu cardecky.mana.how.

- project.yml mit Bundle ev.mana.cards, ManaSwiftCore-Dep via path
- AppConfig: auth.mana.how + cardecky-api.mana.how, Keychain ev.mana.cards
- CardsTheme: forest-Werte aus mana/packages/themes/.../forest.css
- LoginView (Email/PW gegen mana-auth via ManaCore.AuthClient)
- DashboardView als β-1-Placeholder mit cardecky-api-Reachability-Probe
- Log unter Subsystem ev.mana.cards
- 3 AppConfig-Tests
- iOS-Simulator-Build grün

Phasen-Plan: mana/docs/playbooks/CARDS_NATIVE_GREENFIELD.md

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

Sources/Features/Account/LoginView.swift

@@ -0,0 +1,78 @@
+import ManaCore
+import SwiftUI
+
+struct LoginView: View {
+    @Environment(AuthClient.self) private var auth
+    @State private var email = ""
+    @State private var password = ""
+
+    var body: some View {
+        ZStack {
+            CardsTheme.background.ignoresSafeArea()
+            VStack(spacing: 24) {
+                Text("Cards")
+                    .font(.system(size: 48, weight: .bold))
+                    .foregroundStyle(CardsTheme.primary)
+                Text("Karteikarten des Vereins mana e.V.")
+                    .font(.subheadline)
+                    .foregroundStyle(CardsTheme.mutedForeground)
+
+                VStack(spacing: 12) {
+                    TextField("Email", text: $email)
+                        .textContentType(.emailAddress)
+                        .keyboardType(.emailAddress)
+                        .textInputAutocapitalization(.never)
+                        .autocorrectionDisabled()
+                        .padding(.vertical, 12)
+                        .padding(.horizontal, 16)
+                        .background(CardsTheme.surface, in: RoundedRectangle(cornerRadius: 8))
+
+                    SecureField("Passwort", text: $password)
+                        .textContentType(.password)
+                        .padding(.vertical, 12)
+                        .padding(.horizontal, 16)
+                        .background(CardsTheme.surface, in: RoundedRectangle(cornerRadius: 8))
+                }
+                .padding(.horizontal, 32)
+
+                Button {
+                    Task { await auth.signIn(email: email, password: password) }
+                } label: {
+                    HStack {
+                        if case .signingIn = auth.status {
+                            ProgressView()
+                                .controlSize(.small)
+                                .tint(CardsTheme.primaryForeground)
+                        }
+                        Text("Anmelden")
+                            .fontWeight(.semibold)
+                    }
+                    .frame(maxWidth: .infinity)
+                    .padding(.vertical, 14)
+                    .background(CardsTheme.primary, in: RoundedRectangle(cornerRadius: 8))
+                    .foregroundStyle(CardsTheme.primaryForeground)
+                }
+                .padding(.horizontal, 32)
+                .disabled(isSigningIn || email.isEmpty || password.isEmpty)
+
+                if case let .error(message) = auth.status {
+                    Text(message)
+                        .font(.footnote)
+                        .foregroundStyle(CardsTheme.error)
+                        .multilineTextAlignment(.center)
+                        .padding(.horizontal, 32)
+                }
+            }
+        }
+    }
+
+    private var isSigningIn: Bool {
+        if case .signingIn = auth.status { return true }
+        return false
+    }
+}
+
+#Preview {
+    LoginView()
+        .environment(AuthClient(config: AppConfig.manaAppConfig))
+}