Add [TraxQueryModel] attribute

src/Trax.Effect/Attributes/TraxMutationAttribute.cs

@@ -74,6 +74,13 @@ public TraxMutationAttribute(params GraphQLOperation[] operations)
     /// Clients see a deprecation warning during introspection.
     /// </summary>
     public string? DeprecationReason { get; init; }
+
+    /// <summary>
+    /// Groups this field under a sub-namespace in the GraphQL schema.
+    /// When set, the field appears under <c>dispatch { namespace { field } }</c>
+    /// instead of directly under <c>dispatch { field }</c>.
+    /// </summary>
+    public string? Namespace { get; init; }
 }
 
 /// <summary>

src/Trax.Effect/Attributes/TraxQueryAttribute.cs

@@ -32,4 +32,11 @@ public class TraxQueryAttribute : Attribute
     /// Clients see a deprecation warning during introspection.
     /// </summary>
     public string? DeprecationReason { get; init; }
+
+    /// <summary>
+    /// Groups this field under a sub-namespace in the GraphQL schema.
+    /// When set, the field appears under <c>discover { namespace { field } }</c>
+    /// instead of directly under <c>discover { field }</c>.
+    /// </summary>
+    public string? Namespace { get; init; }
 }

src/Trax.Effect/Attributes/TraxQueryModelAttribute.cs

@@ -0,0 +1,68 @@
+namespace Trax.Effect.Attributes;
+
+/// <summary>
+/// Exposes an EF Core entity as a typed GraphQL query field under <c>discover</c>
+/// with optional cursor pagination, filtering, sorting, and projection.
+/// </summary>
+/// <remarks>
+/// Place this attribute on entity classes that are exposed via a <c>DbSet&lt;T&gt;</c>
+/// on a DbContext registered with <c>AddTraxGraphQL(g =&gt; g.AddDbContext&lt;TContext&gt;())</c>.
+/// The generated field name is derived by pluralizing and camelCasing the class name
+/// (e.g. <c>Player</c> → <c>players</c>), or overridden via <see cref="Name"/>.
+///
+/// Each feature (paging, filtering, sorting, projection) can be individually disabled
+/// via the corresponding property. All default to <c>true</c>.
+/// </remarks>
+[AttributeUsage(AttributeTargets.Class, AllowMultiple = false, Inherited = true)]
+public class TraxQueryModelAttribute : Attribute
+{
+    /// <summary>
+    /// Overrides the auto-derived GraphQL field name.
+    /// When null, the name is derived by pluralizing and camelCasing the class name
+    /// (e.g. <c>Player</c> → <c>players</c>, <c>MatchResult</c> → <c>matchResults</c>).
+    /// </summary>
+    public string? Name { get; init; }
+
+    /// <summary>
+    /// A human-readable description that appears in the GraphQL schema documentation.
+    /// </summary>
+    public string? Description { get; init; }
+
+    /// <summary>
+    /// Marks the generated field as deprecated in the GraphQL schema.
+    /// Clients see a deprecation warning during introspection.
+    /// </summary>
+    public string? DeprecationReason { get; init; }
+
+    /// <summary>
+    /// Enables cursor-based pagination (Relay Connection spec) on the query field.
+    /// When <c>true</c>, the field returns a Connection type with <c>nodes</c>,
+    /// <c>edges</c>, and <c>pageInfo</c>.
+    /// </summary>
+    public bool Paging { get; init; } = true;
+
+    /// <summary>
+    /// Enables filtering on the query field. When <c>true</c>, clients can use
+    /// a <c>where</c> argument to filter results by entity properties.
+    /// </summary>
+    public bool Filtering { get; init; } = true;
+
+    /// <summary>
+    /// Enables sorting on the query field. When <c>true</c>, clients can use
+    /// an <c>order</c> argument to sort results by entity properties.
+    /// </summary>
+    public bool Sorting { get; init; } = true;
+
+    /// <summary>
+    /// Enables field projection on the query field. When <c>true</c>,
+    /// only the columns requested by the client are selected from the database.
+    /// </summary>
+    public bool Projection { get; init; } = true;
+
+    /// <summary>
+    /// Groups this field under a sub-namespace in the GraphQL schema.
+    /// When set, the field appears under <c>discover { namespace { field } }</c>
+    /// instead of directly under <c>discover { field }</c>.
+    /// </summary>
+    public string? Namespace { get; init; }
+}