feat: Adds image attachment for help center articles (#6426)

* Added one more endpoint to attach tempfile and get logo

* Added one more endpoint to attach tempfile and get logo

* spec fixes

* Upload file for articles irrespective of the association

* Upload file for articles irrespective of the association

* Add multiple images with different keys

* feat: Adds image attachment for help center articles

* Adds validation for file upload

* Fixes space above image after adding to doc

* chore: Removed svg from file upload type

* Update app/javascript/dashboard/components/widgets/WootWriter/FullEditor.vue

Co-authored-by: Shivam Mishra <scm.mymail@gmail.com>

* Update app/javascript/dashboard/components/widgets/WootWriter/FullEditor.vue

Co-authored-by: Shivam Mishra <scm.mymail@gmail.com>

* Removes caption for the image

* Fixes woot prosemirror package version

* Update yarn.lock

* Update yarn.lock

---------

Co-authored-by: Tejaswini Chile <tejaswini@chatwoot.com>
Co-authored-by: Sivin Varghese <64252451+iamsivin@users.noreply.github.com>
Co-authored-by: Muhsin Keloth <muhsinkeramam@gmail.com>
Co-authored-by: iamsivin <iamsivin@gmail.com>
Co-authored-by: Shivam Mishra <scm.mymail@gmail.com>
Co-authored-by: Pranav Raj S <pranav@chatwoot.com>

app/javascript/dashboard/i18n/locale/en/helpCenter.json

@@ -28,6 +28,17 @@
       "SAVING": "Saving...",
       "SAVED": "Saved"
     },
+    "ARTICLE_EDITOR": {
+      "IMAGE_UPLOAD": {
+        "TITLE": "Upload image",
+        "UPLOADING": "Uploading...",
+        "SUCCESS": "Image uploaded successfully",
+        "ERROR": "Error while uploading image",
+        "ERROR_FILE_SIZE": "Image size should be less than {size}MB",
+        "ERROR_FILE_FORMAT": "Image format should be jpg, jpeg or png",
+        "ERROR_FILE_DIMENSIONS": "Image dimensions should be less than 2000 x 2000"
+      }
+    },
     "ARTICLE_SETTINGS": {
       "TITLE": "Article Settings",
       "FORM": {