Expose `titleHtml` & `descriptionHtml` in Epic

- Expose `titleHtml` & `descriptionHtml` props on Epic
- Move shared Epic fragment to `ee/`

doc/api/graphql/reference/index.md

@@ -863,6 +863,7 @@ Represents an epic on an issue board.
 | `descendantCounts` | [`EpicDescendantCount`](#epicdescendantcount) | Number of open and closed descendant epics and issues. |
 | `descendantWeightSum` | [`EpicDescendantWeights`](#epicdescendantweights) | Total weight of open and closed issues in the epic and its descendants. |
 | `description` | [`String`](#string) | Description of the epic. |
+| `descriptionHtml` | [`String`](#string) | The GitLab Flavored Markdown rendering of `description`. |
 | `discussions` | [`DiscussionConnection!`](#discussionconnection) | All discussions on this noteable. |
 | `downvotes` | [`Int!`](#int) | Number of downvotes the epic has received. |
 | `dueDate` | [`Time`](#time) | Due date of the epic. |
@@ -892,6 +893,7 @@ Represents an epic on an issue board.
 | `state` | [`EpicState!`](#epicstate) | State of the epic. |
 | `subscribed` | [`Boolean!`](#boolean) | Indicates the currently logged in user is subscribed to the epic. |
 | `title` | [`String`](#string) | Title of the epic. |
+| `titleHtml` | [`String`](#string) | The GitLab Flavored Markdown rendering of `title`. |
 | `updatedAt` | [`Time`](#time) | Timestamp of when the epic was updated. |
 | `upvotes` | [`Int!`](#int) | Number of upvotes the epic has received. |
 | `userDiscussionsCount` | [`Int!`](#int) | Number of user discussions in the epic. |
@@ -2662,6 +2664,7 @@ Represents an epic.
 | `descendantCounts` | [`EpicDescendantCount`](#epicdescendantcount) | Number of open and closed descendant epics and issues. |
 | `descendantWeightSum` | [`EpicDescendantWeights`](#epicdescendantweights) | Total weight of open and closed issues in the epic and its descendants. |
 | `description` | [`String`](#string) | Description of the epic. |
+| `descriptionHtml` | [`String`](#string) | The GitLab Flavored Markdown rendering of `description`. |
 | `discussions` | [`DiscussionConnection!`](#discussionconnection) | All discussions on this noteable. |
 | `downvotes` | [`Int!`](#int) | Number of downvotes the epic has received. |
 | `dueDate` | [`Time`](#time) | Due date of the epic. |
@@ -2691,6 +2694,7 @@ Represents an epic.
 | `state` | [`EpicState!`](#epicstate) | State of the epic. |
 | `subscribed` | [`Boolean!`](#boolean) | Indicates the currently logged in user is subscribed to the epic. |
 | `title` | [`String`](#string) | Title of the epic. |
+| `titleHtml` | [`String`](#string) | The GitLab Flavored Markdown rendering of `title`. |
 | `updatedAt` | [`Time`](#time) | Timestamp of when the epic was updated. |
 | `upvotes` | [`Int!`](#int) | Number of upvotes the epic has received. |
 | `userDiscussionsCount` | [`Int!`](#int) | Number of user discussions in the epic. |

ee/app/assets/javascripts/boards/graphql/epic.query.graphql

-#import "~/graphql_shared/fragments/epic.fragment.graphql"
+#import "ee/graphql_shared/fragments/epic.fragment.graphql"
+
 query Epic($fullPath: ID!, $iid: ID!) {
   group(fullPath: $fullPath) {
     epic(iid: $iid) {

ee/app/assets/javascripts/boards/graphql/issue_set_epic.mutation.graphql

-#import "~/graphql_shared/fragments/epic.fragment.graphql"
+#import "ee/graphql_shared/fragments/epic.fragment.graphql"
 
 mutation issueSetEpic($input: IssueSetEpicInput!) {
   issueSetEpic(input: $input) {

ee/app/assets/javascripts/boards/graphql/lists_epics.query.graphql

-#import "~/graphql_shared/fragments/epic.fragment.graphql"
+#import "ee/graphql_shared/fragments/epic.fragment.graphql"
 #import "~/graphql_shared/fragments/label.fragment.graphql"
 
 query ListEpics(

ee/app/graphql/types/epic_type.rb

@@ -23,8 +23,10 @@ module Types
           description: 'Internal ID of the epic.'
     field :title, GraphQL::STRING_TYPE, null: true,
           description: 'Title of the epic.'
+    markdown_field :title_html, null: true
     field :description, GraphQL::STRING_TYPE, null: true,
           description: 'Description of the epic.'
+    markdown_field :description_html, null: true
     field :state, EpicStateEnum, null: false,
           description: 'State of the epic.'
     field :confidential, GraphQL::BOOLEAN_TYPE, null: true,

ee/changelogs/unreleased/kp-expose-title-description-html-epic.yml

+---
+title: Expose 'titleHtml' & 'descriptionHtml' in Epic type
+merge_request: 58990
+author:
+type: added

ee/spec/graphql/types/epic_type_spec.rb

@@ -5,11 +5,11 @@ require 'spec_helper'
 RSpec.describe GitlabSchema.types['Epic'] do
   let(:fields) do
     %i[
-      id iid title description confidential state group parent author labels
-      start_date start_date_is_fixed start_date_fixed start_date_from_milestones
-      due_date due_date_is_fixed due_date_fixed due_date_from_milestones
-      closed_at created_at updated_at children has_children has_issues has_parent
-      web_path web_url relation_path reference issues user_permissions
+      id iid title titleHtml description descriptionHtml confidential state group
+      parent author labels start_date start_date_is_fixed start_date_fixed
+      start_date_from_milestones due_date due_date_is_fixed due_date_fixed
+      due_date_from_milestones closed_at created_at updated_at children has_children
+      has_issues has_parent web_path web_url relation_path reference issues user_permissions
       notes discussions relative_position subscribed participants
       descendant_counts descendant_weight_sum upvotes downvotes
       user_notes_count user_discussions_count health_status current_user_todos