Initial project setup - Phases 1-3 complete

UI/Compose/CURLImportView.swift

@@ -0,0 +1,55 @@
+import SwiftUI
+import ProxyCore
+
+struct CURLImportView: View {
+    let onImport: (ParsedCURLRequest) -> Void
+
+    @State private var curlText = ""
+    @State private var errorMessage: String?
+    @Environment(\.dismiss) private var dismiss
+
+    var body: some View {
+        NavigationStack {
+            VStack(alignment: .leading, spacing: 16) {
+                Text("Paste a cURL command to import as a request.")
+                    .font(.subheadline)
+                    .foregroundStyle(.secondary)
+
+                TextEditor(text: $curlText)
+                    .font(.system(.caption, design: .monospaced))
+                    .frame(minHeight: 200)
+                    .overlay(
+                        RoundedRectangle(cornerRadius: 8)
+                            .stroke(Color(.systemGray4))
+                    )
+
+                if let errorMessage {
+                    Text(errorMessage)
+                        .font(.caption)
+                        .foregroundStyle(.red)
+                }
+
+                Button("Import") {
+                    if let parsed = CURLParser.parse(curlText) {
+                        onImport(parsed)
+                    } else {
+                        errorMessage = "Invalid cURL command. Make sure it starts with 'curl'."
+                    }
+                }
+                .frame(maxWidth: .infinity)
+                .buttonStyle(.borderedProminent)
+                .disabled(curlText.isEmpty)
+
+                Spacer()
+            }
+            .padding()
+            .navigationTitle("Import cURL")
+            .navigationBarTitleDisplayMode(.inline)
+            .toolbar {
+                ToolbarItem(placement: .cancellationAction) {
+                    Button("Cancel") { dismiss() }
+                }
+            }
+        }
+    }
+}