fix(user-profile): enable saving empty bio to clear user profile field

.changeset/slimy-lamps-learn.md

@@ -0,0 +1,5 @@
+---
+'@rocket.chat/meteor': patch
+---
+
+Enables saving of an empty bio field in user profiles by adjusting validation logic, allowing users to clear their bio information if desired.

apps/meteor/server/methods/saveUserProfile.ts

@@ -79,7 +79,7 @@ async function saveUserProfile(
 		await setUserStatusMethod(this.userId, settings.statusType as UserStatus, undefined);
 	}
 
-	if (user && settings.bio) {
+	if (user && settings.bio !== undefined) {
 		if (typeof settings.bio !== 'string') {
 			throw new Meteor.Error('error-invalid-field', 'bio', {
 				method: 'saveUserProfile',

apps/meteor/tests/unit/server/users/saveUserIdentity.spec.ts

@@ -131,4 +131,15 @@ describe('Users - saveUserIdentity', () => {
 		expect(stubs.updateUserReferences.called).to.be.true;
 		expect(result).to.be.true;
 	});
+
+	it('should update bio to an empty string', async () => {
+		stubs.findOneUserById.returns({ bio: 'Some bio text', username: 'oldUsername' });
+		stubs.setRealName.returns(true);
+		stubs.setUsername.returns(true);
+		const result = await saveUserIdentity({ _id: 'valid_id', bio: '' });
+		expect(stubs.setRealName.called).to.be.false;
+		expect(stubs.setUsername.called).to.be.false;
+		expect(stubs.updateUsernameOfEditByUserId.called).to.be.false;
+		expect(result).to.be.true;
+	});
 });