feat: add agent publishing foundation

crates/crank-registry/src/model.rs

@@ -1,6 +1,7 @@
 use crank_core::{
-    AuthProfile, DescriptorId, ExportMode, Operation, OperationId, OperationStatus, Protocol,
-    SampleId, Workspace, WorkspaceId,
+    Agent, AgentId, AgentOperationBinding, AgentStatus, AgentVersion, AuthProfile, DescriptorId,
+    ExportMode, Operation, OperationId, OperationStatus, Protocol, SampleId, Workspace,
+    WorkspaceId,
 };
 use crank_mapping::MappingSet;
 use crank_schema::Schema;
@@ -45,6 +46,44 @@ pub struct WorkspaceRecord {
     pub workspace: Workspace,
 }
 
+#[derive(Clone, Debug, PartialEq, Serialize, Deserialize)]
+pub struct AgentSummary {
+    pub id: AgentId,
+    pub workspace_id: WorkspaceId,
+    pub slug: String,
+    pub display_name: String,
+    pub description: String,
+    pub status: AgentStatus,
+    pub current_draft_version: u32,
+    pub latest_published_version: Option<u32>,
+    pub created_at: String,
+    pub updated_at: String,
+    pub published_at: Option<String>,
+}
+
+#[derive(Clone, Debug, PartialEq, Serialize, Deserialize)]
+pub struct AgentVersionRecord {
+    pub agent_id: AgentId,
+    pub workspace_id: WorkspaceId,
+    pub version: u32,
+    pub status: AgentStatus,
+    pub created_at: String,
+    pub snapshot: AgentVersion,
+    pub bindings: Vec<AgentOperationBinding>,
+}
+
+#[derive(Clone, Debug, PartialEq, Serialize, Deserialize)]
+pub struct PublishedAgentTool {
+    pub workspace_id: WorkspaceId,
+    pub workspace_slug: String,
+    pub agent_id: AgentId,
+    pub agent_slug: String,
+    pub operation: RegistryOperation,
+    pub tool_name: String,
+    pub tool_title: String,
+    pub tool_description: String,
+}
+
 #[derive(Clone, Debug, PartialEq, Eq, Serialize, Deserialize)]
 pub struct OperationSummary {
     pub id: OperationId,
@@ -185,6 +224,30 @@ pub struct UpdateWorkspaceRequest<'a> {
     pub workspace: &'a Workspace,
 }
 
+#[derive(Clone, Debug, PartialEq)]
+pub struct CreateAgentRequest<'a> {
+    pub agent: &'a Agent,
+    pub version: &'a AgentVersion,
+    pub bindings: &'a [AgentOperationBinding],
+}
+
+#[derive(Clone, Debug, PartialEq)]
+pub struct SaveAgentBindingsRequest<'a> {
+    pub workspace_id: &'a WorkspaceId,
+    pub agent_id: &'a AgentId,
+    pub agent_version: u32,
+    pub bindings: &'a [AgentOperationBinding],
+}
+
+#[derive(Clone, Debug, PartialEq, Eq)]
+pub struct PublishAgentRequest<'a> {
+    pub workspace_id: &'a WorkspaceId,
+    pub agent_id: &'a AgentId,
+    pub version: u32,
+    pub published_at: &'a str,
+    pub published_by: Option<&'a str>,
+}
+
 #[derive(Clone, Debug, PartialEq, Eq)]
 pub struct SaveSampleMetadataRequest<'a> {
     pub sample: &'a OperationSampleMetadata,