fix(hawk): restore chat_commands.go and fix remaining close errcheck

- Restored cmd/chat_commands.go after accidental empty by sed
- Fixed f.Close/f.WriteString errcheck in chat_commands, dx, errors
- Fixed store.Close in cmdhistory_cmd.go
- Fixed rows.Close in cmdhistory/history.go
- Fixed b.store.Close in memory/yaad_bridge.go

Author: Patel230

cmd/chat_commands.go

@@ -1561,8 +1561,8 @@ func (m *chatModel) handleCommand(text string) (tea.Model, tea.Cmd) {
 		if err != nil {
 			m.messages = append(m.messages, displayMsg{role: "error", content: err.Error()})
 		} else {
-			f.WriteString(parts[1] + "\n")
-			f.Close()
+			_, _ = f.WriteString(parts[1] + "\n")
+			_ = f.Close()
 			m.messages = append(m.messages, displayMsg{role: "system", content: fmt.Sprintf("Tagged: %s", parts[1])})
 		}
 		return m, nil
@@ -1626,10 +1626,10 @@ func (m *chatModel) handleCommand(text string) (tea.Model, tea.Cmd) {
 		return m, nil
 	case "/sandbox":
 		if string(m.session.Mode) == "acceptEdits" {
-			_ = m.session.SetPermissionMode("default")
+			m.session.SetPermissionMode("default")
 			m.messages = append(m.messages, displayMsg{role: "system", content: "Sandbox ON — all actions require approval."})
 		} else {
-			_ = m.session.SetPermissionMode("acceptEdits")
+			m.session.SetPermissionMode("acceptEdits")
 			m.messages = append(m.messages, displayMsg{role: "system", content: "Sandbox OFF — file edits auto-approved, other actions require approval."})
 		}
 		return m, nil
@@ -1958,10 +1958,10 @@ func (m *chatModel) handleCommand(text string) (tea.Model, tea.Cmd) {
 
 	case "/yolo":
 		if string(m.session.Mode) == "bypassPermissions" {
-			_ = m.session.SetPermissionMode("default")
+			m.session.SetPermissionMode("default")
 			m.messages = append(m.messages, displayMsg{role: "system", content: "Yolo mode OFF — all actions require approval."})
 		} else {
-			_ = m.session.SetPermissionMode("bypassPermissions")
+			m.session.SetPermissionMode("bypassPermissions")
 			m.messages = append(m.messages, displayMsg{role: "system", content: "⚠ Yolo mode ON — all tool calls auto-approved."})
 		}
 		return m, nil

cmd/dx.go

@@ -88,7 +88,7 @@ func doctorOutput(settings hawkconfig.Settings) string {
 		if f, err := os.Create(testFile); err != nil {
 			writable = "not writable"
 		} else {
-			f.Close()
+			_ = f.Close()
 			_ = os.Remove(testFile)
 		}
 		entries, _ := os.ReadDir(sessDir)

cmd/errors.go

@@ -202,8 +202,8 @@ func panicRecovery(saveFn func()) {
 
 			f, err := os.OpenFile(crashLog, os.O_CREATE|os.O_WRONLY|os.O_APPEND, 0o644)
 			if err == nil {
-				f.WriteString(entry)
-				f.Close()
+				_, _ = f.WriteString(entry)
+				_ = f.Close()
 			}
 		}