Fix overwrite bug

pelicanconf.py

@@ -42,8 +42,6 @@ PAGE_PATHS = [""]
 ARTICLE_PATHS = ["articles"]
 PAGE_URL = "{slug}"
 PAGE_SAVE_AS = "{slug}/index.html"
-PAGE_LANG_URL = "{slug}"
-PAGE_LANG_SAVE_AS = "{slug}/index.html"
 
 PLUGIN_PATHS = ["pelican-plugins"]
 PLUGINS = ["i18n_subsites"]
@@ -51,8 +49,9 @@ PLUGINS = ["i18n_subsites"]
 I18N_SUBSITES = {
     "de": {"OUTPUT_PATH": "output/de_DE", "SITEURL": SITEURL + "/de_DE"},
     "fr": {"OUTPUT_PATH": "output/fr_FR", "SITEURL": SITEURL + "/fr_FR"},
+    "ru": {"OUTPUT_PATH": "output/ru_RU", "SITEURL": SITEURL + "/ru_RU"},
 }
-I18N_UNTRANSLATED_PAGES = "remove"
+I18N_UNTRANSLATED_PAGES = "keep"
 
 PAGE_TRANSLATION_ID = None