Certificate UI/Import (#798)

* Sketching out.

* WIP

* WIP

* Dump

* Apply stash

* Merge + WIP

* UI

* More WIP

* Agent config

* UI cleanup

* Restore dirty files

* XPC

* Edit/delete

* UI fixes

* Cleanup

* Change id for OpenSSHCertificate to hex of md5

* Fix runtime warning for confirmation dialog

* Mark strings as reviewed

* Cleanup

* Fix agent tests

Sources/Secretive/Views/Secrets/CertificateListItemView.swift

@@ -0,0 +1,42 @@
+import SwiftUI
+import CertificateKit
+import SSHProtocolKit
+
+struct CertificateListItemView: View {
+
+    @Environment(\.certificateStore) private var store
+
+    var certificate: OpenSSHCertificate
+
+    @State var isDeleting: Bool = false
+    @State var isRenaming: Bool = false
+
+    var deletedCertificate: (OpenSSHCertificate) -> Void
+    var renamedCertificate: (OpenSSHCertificate) -> Void
+
+    var body: some View {
+        NavigationLink(value: certificate) {
+            Text(certificate.name)
+        }
+        .sheet(isPresented: $isRenaming, onDismiss: {
+            renamedCertificate(certificate)
+        }, content: {
+            EditCertificateView(store: store, certificate: certificate)
+        })
+        .showingDeleteConfirmation(isPresented: $isDeleting, certificate, store) { deleted in
+            if deleted {
+                deletedCertificate(certificate)
+            }
+        }
+        .contextMenu {
+                Button(action: { isRenaming = true }) {
+                    Image(systemName: "pencil")
+                    Text(.secretListEditButton)
+                }
+                Button(action: { isDeleting = true }) {
+                    Image(systemName: "trash")
+                    Text(.secretListDeleteButton)
+                }
+        }
+    }
+}