Add i18n.

frontend/src/locale/messages.json

@@ -3,7 +3,7 @@
   "translations": {
     "3603720768157919481": " No ",
     "4861926948802653243": " Yes ",
-    "5277292207846698726": "{$START_TAG_SPAN}©{$CLOSE_TAG_SPAN} 2016 - 2024 All rights reserved - 2.0-alpha {$START_LINK}{$START_TAG_MAT_ICON}favorite{$CLOSE_TAG_MAT_ICON}{$CLOSE_LINK}",
+    "6130235414952256120": "{$START_TAG_SPAN}©{$CLOSE_TAG_SPAN} 2016 - 2024 All rights reserved - 2.1 {$START_LINK}{$START_TAG_MAT_ICON}favorite{$CLOSE_TAG_MAT_ICON}{$CLOSE_LINK}",
     "9214089025589249203": "Health checking will be available in future...",
     "1711651175531679766": "Documentation will be available in future...",
     "6299155290121808295": "Development realised by",
@@ -11,6 +11,7 @@
     "3394094310583807145": "{$START_TAG_MAT_ICON}description{$CLOSE_TAG_MAT_ICON} My publications ",
     "5690703874094076840": "{$START_TAG_MAT_ICON}logout{$CLOSE_TAG_MAT_ICON} Disconnect ",
     "2454050363478003966": "Login",
+    "7819314041543176992": "Close",
     "6379828571327118783": "Add a code block",
     "933522671092765466": "Programming language",
     "5953425146193292178": "Code block",
@@ -22,7 +23,6 @@
     "4491342806775118195": "There is no any picture.",
     "5036131155743433968": "{$START_TAG_MAT_ICON}upload_file{$CLOSE_TAG_MAT_ICON} Add new picture ",
     "6852365376059142995": "An error occured while loading pictures.",
-    "7819314041543176992": "Close",
     "6198966268398913224": "A technical error occured while uploading your picture.",
     "3603937053948195893": "Edition",
     "5701618810648052610": "Title",
@@ -32,8 +32,8 @@
     "382530603854484923": "Click to insert a title 1 section",
     "7918008528690631661": "Click to insert a title 2 section",
     "200884310255063303": "Click to insert a title 3 section",
-    "327371240590280003": "Click to insert a picture",
     "2615926469669796978": "Click to insert a link",
+    "327371240590280003": "Click to insert a picture",
     "4689637499823680515": "Click to insert a code block",
     "1065684538660053227": "Click to display editor help",
     "6205355627445317276": "Content",