Initial project setup - Phases 1-3 complete

UI/More/CertificateView.swift

@@ -0,0 +1,50 @@
+import SwiftUI
+import ProxyCore
+
+struct CertificateView: View {
+    @Environment(AppState.self) private var appState
+
+    var body: some View {
+        List {
+            Section {
+                HStack {
+                    Image(systemName: appState.isCertificateTrusted ? "checkmark.shield.fill" : "exclamationmark.shield")
+                        .font(.largeTitle)
+                        .foregroundStyle(appState.isCertificateTrusted ? .green : .orange)
+
+                    VStack(alignment: .leading) {
+                        Text(appState.isCertificateTrusted
+                             ? "Certificate is installed & trusted!"
+                             : "Certificate not installed")
+                            .font(.headline)
+                        Text("Required for HTTPS decryption")
+                            .font(.caption)
+                            .foregroundStyle(.secondary)
+                    }
+                }
+                .padding(.vertical, 8)
+            }
+
+            Section("Details") {
+                LabeledContent("CA Certificate", value: "Proxy CA (\(UIDevice.current.name))")
+                LabeledContent("Generated", value: "-")
+                LabeledContent("Expires", value: "-")
+            }
+
+            Section {
+                Button("Install Certificate") {
+                    // TODO: Phase 3 - Export and open cert installation
+                }
+                .frame(maxWidth: .infinity)
+            }
+
+            Section {
+                Button("Regenerate Certificate", role: .destructive) {
+                    // TODO: Phase 3 - Generate new CA
+                }
+                .frame(maxWidth: .infinity)
+            }
+        }
+        .navigationTitle("Certificate")
+    }
+}