test(e2e): add ApiSurfaceFixture (inbound api-method for API-key form checkboxes)

tests/ZB.MOM.WW.ScadaBridge.CentralUI.PlaywrightTests/Admin/ApiSurfaceFixture.cs

@@ -0,0 +1,44 @@
+using ZB.MOM.WW.ScadaBridge.CentralUI.PlaywrightTests.Cluster;
+
+namespace ZB.MOM.WW.ScadaBridge.CentralUI.PlaywrightTests.Admin;
+
+/// <summary>
+/// Provisions a single inbound API method so the API-key form renders at least one method checkbox
+/// (<c>id="method-access-{MethodId}"</c>). Created API keys are deleted per-test; this fixture owns
+/// only the method.
+/// </summary>
+public sealed class ApiSurfaceFixture : IAsyncLifetime
+{
+    public int MethodId { get; private set; }
+    public string MethodName { get; private set; } = string.Empty;
+    public bool Available { get; private set; }
+
+    public async Task InitializeAsync()
+    {
+        Available = await ClusterAvailability.IsAvailableAsync();
+        if (!Available)
+        {
+            return;
+        }
+
+        try
+        {
+            MethodName = CliRunner.UniqueName("method");
+            MethodId = await CliRunner.CreateApiMethodAsync(MethodName);
+        }
+        catch
+        {
+            await CliRunner.DeleteApiMethodAsync(MethodId);
+            Available = false;
+            throw;
+        }
+    }
+
+    public async Task DisposeAsync()
+    {
+        if (Available)
+        {
+            await CliRunner.DeleteApiMethodAsync(MethodId);
+        }
+    }
+}