feat(chunter): render chat markdown and tracker links

plugins/chunter-resources/package.json

@@ -57,6 +57,7 @@
     "@hcengineering/preference": "workspace:^0.7.0",
     "@hcengineering/presentation": "workspace:^0.7.0",
     "@hcengineering/text": "workspace:^0.7.19",
+    "@hcengineering/text-markdown": "workspace:^0.7.21",
     "@hcengineering/ui": "workspace:^0.7.0",
     "@hcengineering/view": "workspace:^0.7.0",
     "@hcengineering/view-resources": "workspace:^0.7.0",

plugins/chunter-resources/src/__tests__/markdown.test.ts

@@ -0,0 +1,128 @@
+//
+// Copyright © 2026 Hardcore Engineering Inc.
+//
+// Licensed under the Eclipse Public License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License. You may
+// obtain a copy of the License at https://www.eclipse.org/legal/epl-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+//
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+
+import { type Markup } from '@hcengineering/core'
+import { jsonToMarkup, MarkupMarkType, MarkupNodeType, markupToJSON, type MarkupNode } from '@hcengineering/text'
+
+import { toChatDisplayMarkup } from '../markdown'
+
+describe('toChatDisplayMarkup', () => {
+  it('renders plain markdown lists as structured markup', () => {
+    const markup = toChatDisplayMarkup('Branch Name:\n\n- `project-123-chat-markdown`' as Markup)
+    const node = markupToJSON(markup)
+
+    expect(node.content?.[1]?.type).toBe(MarkupNodeType.bullet_list)
+
+    const itemText = node.content?.[1]?.content?.[0]?.content?.[0]?.content?.[0]
+    expect(itemText?.type).toBe(MarkupNodeType.text)
+    expect(itemText?.marks?.[0]?.type).toBe(MarkupMarkType.code)
+  })
+
+  it('leaves plain text without markdown markers unchanged', () => {
+    const text = 'Deploy frontend v1.0.0 and backend v2.2.1' as Markup
+
+    expect(toChatDisplayMarkup(text)).toBe(text)
+  })
+
+  it('links standalone tracker issue identifiers from plain chat text', () => {
+    const markup = toChatDisplayMarkup('Ticket(s): APP-2291, ops_qa-8 and ENG-389' as Markup, {
+      issueHrefProvider: (identifier) => `/workbench/acme/tracker/${identifier}`
+    })
+    const links = collectTextNodes(markupToJSON(markup)).filter((node) =>
+      node.marks?.some((mark) => mark.type === MarkupMarkType.link)
+    )
+
+    expect(links.map((node) => node.text)).toEqual(['APP-2291', 'ops_qa-8', 'ENG-389'])
+    expect(links.map((node) => node.marks?.find((mark) => mark.type === MarkupMarkType.link)?.attrs?.href)).toEqual([
+      '/workbench/acme/tracker/APP-2291',
+      '/workbench/acme/tracker/OPS_QA-8',
+      '/workbench/acme/tracker/ENG-389'
+    ])
+  })
+
+  it('links issue identifiers after markdown formatting is parsed', () => {
+    const markup = toChatDisplayMarkup('1. Work on APP-2291' as Markup, {
+      issueHrefProvider: (identifier) => `/workbench/acme/tracker/${identifier}`
+    })
+    const links = collectTextNodes(markupToJSON(markup)).filter((node) =>
+      node.marks?.some((mark) => mark.type === MarkupMarkType.link)
+    )
+
+    expect(markupToJSON(markup).content?.[0]?.type).toBe(MarkupNodeType.ordered_list)
+    expect(links.map((node) => node.text)).toEqual(['APP-2291'])
+  })
+
+  it('does not link issue-like text inside branch names, urls, or existing code marks', () => {
+    const markup = toChatDisplayMarkup(
+      'See https://example.test/workbench/acme/tracker/APP-2291?related=OPS-2398 and feature/app-2291-chat plus `APP-2398`' as Markup,
+      {
+        issueHrefProvider: (identifier) => `/workbench/acme/tracker/${identifier}`
+      }
+    )
+    const links = collectTextNodes(markupToJSON(markup)).filter((node) =>
+      node.marks?.some((mark) => mark.type === MarkupMarkType.link)
+    )
+
+    expect(links).toHaveLength(0)
+  })
+
+  it('does not reparse existing rich editor markup', () => {
+    const richMarkup = jsonToMarkup({
+      type: MarkupNodeType.doc,
+      content: [
+        {
+          type: MarkupNodeType.paragraph,
+          content: [
+            {
+              type: MarkupNodeType.text,
+              text: '**already rich**',
+              marks: [{ type: MarkupMarkType.bold }]
+            }
+          ]
+        }
+      ]
+    })
+
+    expect(toChatDisplayMarkup(richMarkup)).toBe(richMarkup)
+  })
+
+  it('keeps checklist markers visible when markdown is parsed for chat display', () => {
+    const markup = toChatDisplayMarkup('- [x] done' as Markup)
+    const node = markupToJSON(markup)
+
+    const firstItem = node.content?.[0]?.content?.[0]
+    expect(firstItem?.type).toBe(MarkupNodeType.list_item)
+    expect(collectText(firstItem)).toBe('[x] done')
+  })
+})
+
+function collectText (node: MarkupNode | undefined): string {
+  if (node === undefined) {
+    return ''
+  }
+
+  return `${node.text ?? ''}${(node.content ?? []).map(collectText).join('')}`
+}
+
+function collectTextNodes (node: MarkupNode | undefined): MarkupNode[] {
+  if (node === undefined) {
+    return []
+  }
+
+  return [
+    ...(node.type === MarkupNodeType.text ? [node] : []),
+    ...(node.content ?? []).flatMap((child) => collectTextNodes(child))
+  ]
+}

plugins/chunter-resources/src/components/chat-message/ChatMessagePresenter.svelte

@@ -32,6 +32,7 @@
   import view from '@hcengineering/view'
   import { getDocLinkTitle } from '@hcengineering/view-resources'
 
+  import { toChatDisplayMarkup } from '../../markdown'
   import { shownTranslatedMessagesStore, translatedMessagesStore, translatingMessagesStore } from '../../stores'
   import ChatMessageHeader from './ChatMessageHeader.svelte'
   import ChatMessageInput from './ChatMessageInput.svelte'
@@ -223,9 +224,9 @@
   let displayText: Markup = value?.message ?? EmptyMarkup
 
   $: if (value && $shownTranslatedMessagesStore.has(value._id)) {
-    displayText = $translatedMessagesStore.get(value._id) ?? value?.message ?? EmptyMarkup
+    displayText = toChatDisplayMarkup($translatedMessagesStore.get(value._id) ?? value?.message ?? EmptyMarkup)
   } else {
-    displayText = value?.message ?? EmptyMarkup
+    displayText = toChatDisplayMarkup(value?.message ?? EmptyMarkup)
   }
 </script>