make keybinds configurable and consolidate

config.go

@@ -36,6 +36,7 @@ type Config struct {
 	Threads         ThreadConfig   `toml:"threads"`
 	Cache           CacheConfig    `toml:"cache"`
 	Editing         EditingConfig  `toml:"editing"`
+	KeyBindings     KeyBindings    `toml:"keybindings"`
 }
 
 type DisplayConfig struct {
@@ -85,8 +86,9 @@ func defaultConfig() Config {
 			StatusOrder:  []string{"unresolved", "outdated", "resolved"},
 			WithinStatus: "file",
 		},
-		Cache:   CacheConfig{Enabled: true, MaxAge: configDuration{7 * 24 * time.Hour}},
-		Editing: EditingConfig{Mode: "vim"},
+		Cache:       CacheConfig{Enabled: true, MaxAge: configDuration{7 * 24 * time.Hour}},
+		Editing:     EditingConfig{Mode: "vim"},
+		KeyBindings: defaultKeyBindings(),
 	}
 }
 
@@ -181,6 +183,9 @@ func validateConfig(config Config) error {
 	default:
 		return fmt.Errorf("editing.mode must be standard or vim")
 	}
+	if err := validateKeyBindings(config.KeyBindings); err != nil {
+		return err
+	}
 	return nil
 }