feat: implement Spec method for tools and update tool resolution logic in the registry

internal/ai/runtime/tools/analyze_conversation_tool.go

@@ -23,6 +23,10 @@ func NewAnalyzeConversationTool() *AnalyzeConversationTool {
 	return &AnalyzeConversationTool{}
 }
 
+func (t *AnalyzeConversationTool) Spec() toolx.ToolSpec {
+	return toolx.GraphAnalyzeConversation
+}
+
 func (t *AnalyzeConversationTool) Name() string {
 	return toolx.GraphAnalyzeConversation.Name
 }

internal/ai/runtime/tools/create_ticket_confirm_tool.go

@@ -24,6 +24,10 @@ func NewCreateTicketGraphTool() *CreateTicketGraphTool {
 	return &CreateTicketGraphTool{}
 }
 
+func (t *CreateTicketGraphTool) Spec() toolx.ToolSpec {
+	return toolx.GraphCreateTicketConfirm
+}
+
 func (t *CreateTicketGraphTool) Name() string {
 	return toolx.GraphCreateTicketConfirm.Name
 }

internal/ai/runtime/tools/handoff_graph_tool.go

@@ -24,6 +24,10 @@ func NewHandoffGraphTool() *HandoffGraphTool {
 	return &HandoffGraphTool{}
 }
 
+func (t *HandoffGraphTool) Spec() toolx.ToolSpec {
+	return toolx.GraphHandoffConversation
+}
+
 func (t *HandoffGraphTool) Name() string {
 	return toolx.GraphHandoffConversation.Name
 }

internal/ai/runtime/tools/prepare_ticket_draft_tool.go

@@ -23,6 +23,10 @@ func NewPrepareTicketDraftTool() *PrepareTicketDraftTool {
 	return &PrepareTicketDraftTool{}
 }
 
+func (t *PrepareTicketDraftTool) Spec() toolx.ToolSpec {
+	return toolx.GraphPrepareTicketDraft
+}
+
 func (t *PrepareTicketDraftTool) Name() string {
 	return toolx.GraphPrepareTicketDraft.Name
 }

internal/ai/runtime/tools/tool_search_tool.go

@@ -26,6 +26,10 @@ func NewToolSearchTool() *ToolSearchTool {
 	return &ToolSearchTool{}
 }
 
+func (t *ToolSearchTool) Spec() toolx.ToolSpec {
+	return toolx.BuiltinToolSearch
+}
+
 func (t *ToolSearchTool) Name() string {
 	return toolx.BuiltinToolSearch.Name
 }

internal/ai/runtime/tools/triage_service_request_tool.go

@@ -23,6 +23,10 @@ func NewTriageServiceRequestTool() *TriageServiceRequestTool {
 	return &TriageServiceRequestTool{}
 }
 
+func (t *TriageServiceRequestTool) Spec() toolx.ToolSpec {
+	return toolx.GraphTriageServiceRequest
+}
+
 func (t *TriageServiceRequestTool) Name() string {
 	return toolx.GraphTriageServiceRequest.Name
 }