Refactor AI Agent configuration and workflow handling

- Removed runtime mode handling from AIAgentConfigWorkbench and related components.
- Updated tests to reflect changes in AI Agent policy copy and configuration.
- Changed terminology from "workflow" to "revision" in various components and API responses.
- Simplified agent binding logic in channel editing.
- Cleaned up unused variables and types related to runtime modes.
- Updated localization files for consistency with new terminology.

internal/ai/runtime/reply_context.go

@@ -9,11 +9,11 @@ type aiReplyContext struct {
 	Conversation     models.Conversation
 	Message          models.Message
 	AIAgent          models.AIAgent
-	SummaryRef       **applicationruntime.Summary
+	SummaryRef       **applicationruntime.RunResult
 	PendingInterrupt *models.ConversationInterrupt
 }
 
-func (c aiReplyContext) setSummary(summary *applicationruntime.Summary) {
+func (c aiReplyContext) setSummary(summary *applicationruntime.RunResult) {
 	if c.SummaryRef != nil {
 		*c.SummaryRef = summary
 	}