feat: remove session hub and related commands from the application

src/app/state/misc.rs

@@ -76,9 +76,7 @@ pub struct InputState {
 const COMMANDS: &[&str] = &[
     "/help",
     "/quit",
-    "/resume",
     "/clear",
-    "/save",
     "/lesson",
     "/lesson ls",
     "/lesson export",

src/app/state/runtime.rs

@@ -68,6 +68,7 @@ pub enum TurnEvent {
         tool_name: String,
         output: String,
         is_error: bool,
+        path: Option<String>,
     },
     SystemNote {
         kind: String,

src/app/state/types.rs

@@ -39,7 +39,6 @@ pub enum PanelKind {
     Bash,
     Workflow,
     Help,
-    SessionHub,
 }
 
 impl PanelKind {
@@ -50,7 +49,6 @@ impl PanelKind {
             PanelKind::Bash => "Bash",
             PanelKind::Workflow => "Workflow",
             PanelKind::Help => "Help",
-            PanelKind::SessionHub => "Sessions",
         }
     }
 }
@@ -95,11 +93,9 @@ pub enum Overlay {
     Agents,
     Bash,
     QuitConfirm,
-    SessionHub,
     Workflow,
     Onboard,
     OnboardProvider,
-    Picker,
     KeyInput,
     Editor,
     Effort,