Add option to disable recover mode

Use `config.general.disable_recover_mode = true` to disable the recover
mode.

Closes: https://github.com/sayanarijit/xplr/issues/232

src/app.rs

@@ -1775,12 +1775,16 @@ impl App {
             })
             .or_else(|| default.map(|a| a.messages().clone()))
             .unwrap_or_else(|| {
-                vec![
-                    ExternalMsg::SwitchModeBuiltin("recover".into()),
-                    ExternalMsg::LogWarning(
-                        "Key map not found. Let's calm down, escape, and try again.".into(),
-                    ),
-                ]
+                if self.config().general().disable_recover_mode() {
+                    vec![ExternalMsg::LogWarning("Key map not found.".into())]
+                } else {
+                    vec![
+                        ExternalMsg::SwitchModeBuiltin("recover".into()),
+                        ExternalMsg::LogWarning(
+                            "Key map not found. Let's calm down, escape, and try again.".into(),
+                        ),
+                    ]
+                }
             });
 
         for msg in msgs {

src/config.rs

@@ -445,6 +445,9 @@ pub struct GeneralConfig {
     #[serde(default)]
     pub read_only: bool,
 
+    #[serde(default)]
+    pub disable_recover_mode: bool,
+
     #[serde(default)]
     pub cursor: UiElement,
 
@@ -557,6 +560,11 @@ impl GeneralConfig {
     pub fn enable_mouse(&self) -> bool {
         self.enable_mouse
     }
+
+    /// Get a reference to the general config's disable recover mode.
+    pub fn disable_recover_mode(&self) -> bool {
+        self.disable_recover_mode
+    }
 }
 
 #[derive(Debug, Clone, Default, PartialEq, Serialize, Deserialize)]