server: Fix crash when starting server in Docker due to translations

src/services/keyboard_actions.ts

@@ -18,11 +18,12 @@ const isElectron = utils.isElectron();
  * e.g. CTRL-C in note tree does something a bit different from CTRL-C in the text editor.
  */
 
-if (!t("keyboard_actions.note-navigation")) {
+function getDefaultKeyboardActions() {
+    if (!t("keyboard_actions.note-navigation")) {
         throw new Error("Keyboard actions loaded before translations.");
-}
+    }
     
-const DEFAULT_KEYBOARD_ACTIONS: KeyboardShortcut[] = [
+    const DEFAULT_KEYBOARD_ACTIONS: KeyboardShortcut[] = [
         {
             separator: t("keyboard_actions.note-navigation")
         },
@@ -600,18 +601,24 @@ const DEFAULT_KEYBOARD_ACTIONS: KeyboardShortcut[] = [
             description: t("keyboard_actions.force-save-revision"),
             scope: "window"
         }
-];
+    ];
 
-const platformModifier = isMac ? 'Meta' : 'Ctrl';
+    /*
+     * Apply macOS-specific tweaks.
+     */
+    const platformModifier = isMac ? 'Meta' : 'Ctrl';
     
-for (const action of DEFAULT_KEYBOARD_ACTIONS) {
+    for (const action of DEFAULT_KEYBOARD_ACTIONS) {
         if (action.defaultShortcuts) {
             action.defaultShortcuts = action.defaultShortcuts.map(shortcut => shortcut.replace("CommandOrControl", platformModifier));
         }
+    }
+
+    return DEFAULT_KEYBOARD_ACTIONS;
 }
 
 function getKeyboardActions() {
-    const actions: KeyboardShortcut[] = JSON.parse(JSON.stringify(DEFAULT_KEYBOARD_ACTIONS));
+    const actions: KeyboardShortcut[] = JSON.parse(JSON.stringify(getDefaultKeyboardActions()));
 
     for (const action of actions) {
         action.effectiveShortcuts = action.defaultShortcuts ? action.defaultShortcuts.slice() : [];
@@ -642,6 +649,6 @@ function getKeyboardActions() {
 }
 
 export default {
-    DEFAULT_KEYBOARD_ACTIONS,
+    getDefaultKeyboardActions,
     getKeyboardActions
 };

src/services/options_init.ts

@@ -126,7 +126,7 @@ function initStartupOptions() {
 }
 
 function getKeyboardDefaultOptions() {
-    return (keyboardActions.DEFAULT_KEYBOARD_ACTIONS
+    return (keyboardActions.getDefaultKeyboardActions()
         .filter(ka => !!ka.actionName) as KeyboardShortcutWithRequiredActionName[])
         .map(ka => ({
             name: `keyboardShortcuts${ka.actionName.charAt(0).toUpperCase()}${ka.actionName.slice(1)}`,