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feat(deploy): Cloudflare Pages _headers for iframe embedding #3

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Merged
karngyan merged 1 commit into from
May 1, 2026
Merged

feat(deploy): Cloudflare Pages _headers for iframe embedding #3

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14 changes: 14 additions & 0 deletions public/_headers
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Original file line number Diff line number Diff line change
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# Cloudflare Pages headers config.
# https://developers.cloudflare.com/pages/configuration/headers/

# Allow karnstack.com (and subdomains) to embed template previews via iframe.
# CSP frame-ancestors is the modern, browser-respected directive. X-Frame-Options
# ALLOW-FROM is shipped alongside for legacy compatibility; modern browsers ignore it.
/preview/*
Content-Security-Policy: frame-ancestors 'self' https://karnstack.com https://*.karnstack.com
X-Frame-Options: ALLOW-FROM https://karnstack.com

# Templates manifest is read by the karnstack landing page. Short cache so newly
# added templates show up within a minute.
/templates.json
Cache-Control: public, max-age=60
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