From 57806f9bd50bba3659466eae6edf3ff9adaced89 Mon Sep 17 00:00:00 2001
From: punto <119956578+AshrithSathu@users.noreply.github.com>
Date: Fri, 23 Jan 2026 13:38:47 +0530
Subject: [PATCH] [GIT-45] fix: allow markdown file attachments (#8524)

* fix: allow markdown file attachments

- Add text/markdown to ATTACHMENT_MIME_TYPES
- Fixes issue where .md files were rejected with 'Invalid file type' error

* added the support for frontend mime type too
---
 apps/api/plane/settings/common.py            | 1 +
 packages/editor/src/core/constants/config.ts | 1 +
 2 files changed, 2 insertions(+)

diff --git a/apps/api/plane/settings/common.py b/apps/api/plane/settings/common.py
index 8b94ee44e3..0ef605ba1f 100644
--- a/apps/api/plane/settings/common.py
+++ b/apps/api/plane/settings/common.py
@@ -380,6 +380,7 @@ ATTACHMENT_MIME_TYPES = [
     "application/vnd.ms-powerpoint",
     "application/vnd.openxmlformats-officedocument.presentationml.presentation",
     "text/plain",
+    "text/markdown",
     "application/rtf",
     "application/vnd.oasis.opendocument.spreadsheet",
     "application/vnd.oasis.opendocument.text",
diff --git a/packages/editor/src/core/constants/config.ts b/packages/editor/src/core/constants/config.ts
index cdca814592..1a9b15a953 100644
--- a/packages/editor/src/core/constants/config.ts
+++ b/packages/editor/src/core/constants/config.ts
@@ -26,6 +26,7 @@ export const ACCEPTED_ATTACHMENT_MIME_TYPES = [
   "application/vnd.ms-powerpoint",
   "application/vnd.openxmlformats-officedocument.presentationml.presentation",
   "text/plain",
+  "text/markdown",
   "application/rtf",
   "audio/mpeg",
   "audio/wav",