gateway api fixes

src/EntKube.Web/Data/DatabaseBinding.cs

@@ -0,0 +1,60 @@
+namespace EntKube.Web.Data;
+
+/// <summary>
+/// Connects a managed database (CNPG or MongoDB) to an app deployment so the
+/// platform can sync credentials into the app's namespace automatically.
+///
+/// When a binding exists and SyncEnabled is true, any credential sync (including
+/// after password rotation) will also push a Kubernetes Secret named
+/// KubernetesSecretName into the AppDeployment's namespace on its cluster.
+/// The app can then mount the secret as env vars without knowing which database
+/// provider backs it.
+/// </summary>
+public class DatabaseBinding
+{
+    public Guid Id { get; set; }
+
+    /// <summary>
+    /// The CNPG database whose credentials should be synced to the app.
+    /// Mutually exclusive with MongoDatabaseId.
+    /// </summary>
+    public Guid? CnpgDatabaseId { get; set; }
+
+    /// <summary>
+    /// The MongoDB database whose credentials should be synced to the app.
+    /// Mutually exclusive with CnpgDatabaseId.
+    /// </summary>
+    public Guid? MongoDatabaseId { get; set; }
+
+    /// <summary>
+    /// The deployment that consumes the database credentials.
+    /// The secret is written into this deployment's namespace on its cluster.
+    /// </summary>
+    public Guid AppDeploymentId { get; set; }
+
+    /// <summary>
+    /// The Kubernetes Secret name to create in the app's namespace.
+    /// Choose something meaningful to the app (e.g. "billing-db", "app-postgres").
+    /// </summary>
+    public required string KubernetesSecretName { get; set; }
+
+    /// <summary>
+    /// When true, credential syncs (including password rotations) automatically
+    /// propagate to this app's namespace. Disable to pause propagation without
+    /// removing the binding record.
+    /// </summary>
+    public bool SyncEnabled { get; set; } = true;
+
+    /// <summary>
+    /// Last time credentials were successfully written to the app's namespace.
+    /// Null means the binding exists but has not been synced yet.
+    /// </summary>
+    public DateTime? LastSyncedAt { get; set; }
+
+    public DateTime CreatedAt { get; set; } = DateTime.UtcNow;
+
+    // Navigation
+    public CnpgDatabase? CnpgDatabase { get; set; }
+    public MongoDatabase? MongoDatabase { get; set; }
+    public AppDeployment AppDeployment { get; set; } = null!;
+}