[FEATURE] Enabled User @mentions and @mention-filters in core editor package (#2544)

* feat: created custom mention component

* feat: added mention suggestions and suggestion highlights

* feat: created mention suggestion list for displaying mention suggestions

* feat: created custom mention text component, for handling click event

* feat: exposed mention component

* feat: integrated and exposed `mentions` componenet with `editor-core`

* feat: integrated mentions extension with the core editor package

* feat: exposed suggestion types from mentions

* feat: added `mention-suggestion` parameters in `r-t-e` and `l-t-e`

* feat: added `IssueMention` model in apiserver models

* chore: updated activities background job and added bs4 in requirements

* feat: added mention removal logic in issue_activity

* chore: exposed mention types from `r-t-e` and `l-t-e`

* feat: integrated mentions in side peek view description form

* feat: added mentions in issue modal form

* feat: created custom react-hook for editor suggestions

* feat: integrated mention suggestions block in RichTextEditor

* feat: added `mentions` integration in `lite-text-editor` instances

* fix: tailwind loading nodemodules from packages

* feat: added styles for the mention suggestion list

* fix: update module import to resolve build failure

* feat: added mentions as an issue filter

* feat: added UI Changes to Implement `mention` filters

* feat: added `mentions` as a filter option in the header

* feat: added mentions in the filter list options

* feat: added mentions in default display filter options

* feat: added filters in applied and issue params in store

* feat: modified types for adding mentions as a filter option

* feat: modified `notification-card` to display message when it exists in object

* feat: rewrote user mention management upon the changes made in develop

* chore: merged debounce PR with the current PR for tracing changes

* fix: mentions_filters updated with the new setup

* feat: updated requirements for bs4

* feat: modified `mentions-filter` to remove many to many dependency

* feat: implemented list manipulation instead of for loop

* feat: added readonly functionality in `read-only` editor core

* feat: added UI Changes for read-only mode

* feat: added mentions store in web Root Store

* chore: renamed `use-editor-suggestions` hook

* feat: UI Improvements for conditional highlights w.r.t readonly in mentionNode

* fix: removed mentions from `filter_set` parameters

* fix: minor merge fixes

* fix: package lock updates

---------

Co-authored-by: sriram veeraghanta <veeraghanta.sriram@gmail.com>

packages/editor/core/package.json

@@ -21,18 +21,18 @@
     "check-types": "tsc --noEmit"
   },
   "peerDependencies": {
-    "react": "^18.2.0",
-    "react-dom": "18.2.0",
     "next": "12.3.2",
-    "next-themes": "^0.2.1"
+    "next-themes": "^0.2.1",
+    "react": "^18.2.0",
+    "react-dom": "18.2.0"
   },
   "dependencies": {
-    "react-moveable" : "^0.54.2",
     "@blueprintjs/popover2": "^2.0.10",
     "@tiptap/core": "^2.1.7",
     "@tiptap/extension-color": "^2.1.11",
     "@tiptap/extension-image": "^2.1.7",
     "@tiptap/extension-link": "^2.1.7",
+    "@tiptap/extension-mention": "^2.1.12",
     "@tiptap/extension-table": "^2.1.6",
     "@tiptap/extension-table-cell": "^2.1.6",
     "@tiptap/extension-table-header": "^2.1.6",
@@ -44,9 +44,10 @@
     "@tiptap/pm": "^2.1.7",
     "@tiptap/react": "^2.1.7",
     "@tiptap/starter-kit": "^2.1.10",
+    "@tiptap/suggestion": "^2.0.4",
+    "@types/node": "18.15.3",
     "@types/react": "^18.2.5",
     "@types/react-dom": "18.0.11",
-    "@types/node": "18.15.3",
     "class-variance-authority": "^0.7.0",
     "clsx": "^1.2.1",
     "eslint": "8.36.0",
@@ -54,6 +55,7 @@
     "eventsource-parser": "^0.1.0",
     "lucide-react": "^0.244.0",
     "react-markdown": "^8.0.7",
+    "react-moveable": "^0.54.2",
     "tailwind-merge": "^1.14.0",
     "tippy.js": "^6.3.7",
     "tiptap-markdown": "^0.8.2",