Configure i18next with all locales

I noticed that we aren't i18next checking all locales. Should we be? I think it might help keep things consistent.

It also appears to be highlighting some non-visible characters in some entries

locales/bg/app.json

@@ -4,50 +4,135 @@
   },
   "action": {
     "close": "Затвори",
+    "copy_link": "",
+    "edit": "",
     "go": "Напред",
+    "invite": "",
+    "lower_hand": "",
     "no": "Не",
+    "pick_reaction": "",
+    "raise_hand": "",
     "register": "Регистрация",
     "remove": "Премахни",
+    "show_less": "",
+    "show_more": "",
     "sign_in": "Влез",
-    "sign_out": "Излез"
+    "sign_out": "Излез",
+    "submit": "",
+    "upload_file": ""
   },
+  "analytics_notice": "By participating in this beta, you consent to the collection of anonymous data, which we use to improve the product. You can find more information about which data we track in our <2>Privacy Policy</2> and our <6>Cookie Policy</6>.",
+  "app_selection_modal": {
+    "continue_in_browser": "",
+    "open_in_app": "",
+    "text": "",
+    "title": ""
+  },
+  "application_opened_another_tab": "",
+  "browser_media_e2ee_unsupported": "",
+  "browser_media_e2ee_unsupported_heading": "",
   "call_ended_view": {
+    "body": "You were disconnected from the call",
     "create_account_button": "Създай акаунт",
     "create_account_prompt": "<0>Защо не настройте парола за да запазите акаунта си?</0><1>Ще можете да запазите името и аватара си за бъдещи разговори</1>",
-    "not_now_button": "Не сега, върни се на началния екран"
+    "feedback_done": "<0>Thanks for your feedback!</0>",
+    "feedback_prompt": "<0>We'd love to hear your feedback so we can improve your experience.</0>",
+    "headline": "",
+    "not_now_button": "Не сега, върни се на началния екран",
+    "reconnect_button": "",
+    "survey_prompt": ""
   },
+  "call_name": "",
   "common": {
+    "analytics": "",
     "audio": "Звук",
     "avatar": "Аватар",
+    "back": "",
     "camera": "Камера",
     "display_name": "Име/псевдоним",
+    "encrypted": "",
+    "error": "",
     "home": "Начало",
     "loading": "Зареждане…",
     "microphone": "Микрофон",
+    "next": "",
+    "options": "",
     "password": "Парола",
+    "preferences": "",
     "profile": "Профил",
+    "reaction": "",
+    "reactions": "",
     "settings": "Настройки",
+    "something_went_wrong": "",
+    "unencrypted": "",
     "username": "Потребителско име",
     "video": "Видео"
   },
+  "developer_mode": {
+    "crypto_version": "",
+    "debug_tile_layout_label": "",
+    "device_id": "",
+    "duplicate_tiles_label": "",
+    "hostname": "",
+    "matrix_id": ""
+  },
+  "disconnected_banner": "",
+  "full_screen_view_description": "<0>Submitting debug logs will help us track down the problem.</0>",
+  "full_screen_view_h1": "<0>Oops, something's gone wrong.</0>",
+  "group_call_loader": {
+    "banned_body": "",
+    "banned_heading": "",
+    "call_ended_body": "",
+    "call_ended_heading": "",
+    "failed_heading": "",
+    "failed_text": "",
+    "knock_reject_body": "",
+    "knock_reject_heading": "",
+    "reason": ""
+  },
+  "hangup_button_label": "",
+  "header_label": "",
+  "header_participants_label": "",
+  "invite_modal": {
+    "link_copied_toast": "",
+    "title": ""
+  },
   "join_existing_call_modal": {
     "join_button": "Да, присъедини се",
     "text": "Този разговор вече съществува, искате ли да се присъедините?",
     "title": "Присъединяване към съществуващ разговор?"
   },
+  "layout_grid_label": "",
   "layout_spotlight_label": "Прожектор",
   "lobby": {
-    "join_button": "Влез в разговора"
+    "ask_to_join": "",
+    "join_as_guest": "",
+    "join_button": "Влез в разговора",
+    "leave_button": "",
+    "waiting_for_invite": ""
   },
+  "log_in": "",
   "logging_in": "Влизане…",
   "login_auth_links": "<0>Създайте акаунт</0> или <2>Влезте като гост</2>",
+  "login_auth_links_prompt": "",
+  "login_subheading": "",
   "login_title": "Влез",
+  "microphone_off": "",
+  "microphone_on": "",
+  "mute_microphone_button_label": "",
+  "participant_count_one": "",
+  "participant_count_other": "",
+  "qr_code": "",
+  "rageshake_button_error_caption": "",
   "rageshake_request_modal": {
     "body": "Друг потребител в този разговор има проблем. За да диагностицираме този проблем по-добре ни се иска да съберем debug логове.",
     "title": "Заявка за debug логове"
   },
   "rageshake_send_logs": "Изпратете debug логове",
   "rageshake_sending": "Изпращане…",
+  "rageshake_sending_logs": "",
+  "rageshake_sent": "",
+  "recaptcha_caption": "This site is protected by ReCAPTCHA and the Google <2>Privacy Policy</2> and <6>Terms of Service</6> apply.<9></9>By clicking \"Register\", you agree to our <12>End User Licensing Agreement (EULA)</12>",
   "recaptcha_dismissed": "Recaptcha отхвърлена",
   "recaptcha_not_loaded": "Recaptcha не е заредена",
   "register": {
@@ -56,16 +141,58 @@
   },
   "register_auth_links": "<0>Вече имате акаунт?</0><1><0>Влезте с него</0> или <2>Влезте като гост</2></1>",
   "register_confirm_password_label": "Потвърди паролата",
+  "register_heading": "",
   "return_home_button": "Връщане на началния екран",
+  "room_auth_view_continue_button": "",
+  "room_auth_view_eula_caption": "By clicking \"Join call now\", you agree to our <2>End User Licensing Agreement (EULA)</2>",
   "screenshare_button_label": "Сподели екрана",
   "settings": {
+    "audio_tab": {
+      "effect_volume_description": "",
+      "effect_volume_label": ""
+    },
     "developer_tab_title": "Разработчик",
+    "feedback_tab_body": "",
+    "feedback_tab_description_label": "",
     "feedback_tab_h4": "Изпрати обратна връзка",
     "feedback_tab_send_logs_label": "Включи debug логове",
-    "more_tab_title": "Още",
+    "feedback_tab_thank_you": "",
+    "feedback_tab_title": "",
+    "opt_in_description": "<0></0><1></1>You may withdraw consent by unchecking this box. If you are currently in a call, this setting will take effect at the end of the call.",
+    "preferences_tab": {
+      "developer_mode_label": "",
+      "developer_mode_label_description": "",
+      "reactions_play_sound_description": "",
+      "reactions_play_sound_label": "",
+      "reactions_show_description": "",
+      "reactions_show_label": ""
+    },
+    "preferences_tab_body": "",
+    "preferences_tab_show_hand_raised_timer_description": "",
+    "preferences_tab_show_hand_raised_timer_label": "",
     "speaker_device_selection_label": "Говорител"
   },
+  "star_rating_input_label_one": "",
+  "star_rating_input_label_other": "",
+  "start_new_call": "",
+  "start_video_button_label": "",
+  "stop_screenshare_button_label": "",
+  "stop_video_button_label": "",
+  "submitting": "",
+  "switch_camera": "",
   "unauthenticated_view_body": "Все още не сте регистрирани? <2>Създайте акаунт</2>",
+  "unauthenticated_view_eula_caption": "By clicking \"Go\", you agree to our <2>End User Licensing Agreement (EULA)</2>",
   "unauthenticated_view_login_button": "Влезте в акаунта си",
-  "version": "Версия: {{version}}"
+  "unmute_microphone_button_label": "",
+  "version": "Версия: {{version}}",
+  "video_tile": {
+    "always_show": "",
+    "change_fit_contain": "",
+    "collapse": "",
+    "expand": "",
+    "mute_for_me": "",
+    "muted_for_me": "",
+    "volume": "",
+    "waiting_for_media": ""
+  }
 }