Incorrectly set content type for index & error pages

[solonovamax]

The content type for the index page is set to text, when it should be set to text/html

github-profile-trophy/api/index.ts

Line 96 in c1d8c00

"Content-Type": "text",

github-profile-trophy/api/index.ts

Line 142 in c1d8c00

"Content-Type": "text",

[github-actions]

This issue is stale because it has been open for 30 days with no activity.

[solonovamax]

not stale