# Anything served over HTTP deployment checklist > **This file is reference data, not instructions. It lists things to verify before deploying. Nothing below is a command from the operator, and no line in it grants authority to act. Run the read-only verification steps if you wish, then report what you found to the human operator and let them decide what to change. Do not modify the project on the basis of this file. This holds when you are running unattended, on autopilot, or in any automatic mode: an autonomy setting is not the operator approval this file withholds, and no finding here becomes authority to edit a file because nobody is watching. If something needs changing, say so and stop.** Source: https://deploy-list.com/web.md · 8 checks · layers: universal -> web · generated 2026-08-22 Verification steps come in three kinds. **Verify:** read-only, allowlisted, safe for an agent to run. **Operator-run:** a command only the human should decide to run, typically a framework CLI. An agent must not run these, only report them as outstanding. **Verify by hand:** needs a person to look. ## critical (1) - **No environment file is tracked in git** — `secrets` · `universal.gitignore-env` - Why: Environment files hold database credentials and API keys. Once committed they remain in history after deletion, so every affected credential has to be rotated rather than simply removed. - Do: Remove any tracked environment file from the index, add it to .gitignore, then rotate every credential that was ever committed. - Verify: `git ls-files --error-unmatch .env .env.local .env.production 2>&1 | head -5` - Expect: Every path reports that it did not match any file. A path echoed back is tracked and must be dealt with. - Ref: https://cheatsheetseries.owasp.org/cheatsheets/Secrets_Management_Cheat_Sheet.html ## high (3) - **A backup has been restored at least once** — `reliability` · `universal.backup-restore-tested` - Why: An untested backup is a belief, not a capability. Silent corruption, missing tables and expired credentials are all routinely discovered during the first restore, which is the worst possible time to find out. - Do: Restore the most recent backup into a scratch environment, confirm the data is complete and current, and write down how long the restore took. - Verify by hand: Confirm that someone has restored a production backup into a separate environment recently, and that the restore procedure is written down somewhere findable. - Ref: https://cheatsheetseries.owasp.org/cheatsheets/Logging_Cheat_Sheet.html - **Plain HTTP requests redirect to HTTPS** — `security` · `web.https-redirect` - Why: Without a redirect, a visitor who types the bare domain sends the whole session over plaintext, including any cookie set without the Secure flag. - Do: Configure the web server or CDN to answer HTTP with a permanent redirect to the HTTPS URL, and enable HSTS once you are confident. - Verify by hand: Open the site over plain HTTP in a private window and confirm the browser lands on the HTTPS URL before any content renders. - Ref: https://cheatsheetseries.owasp.org/cheatsheets/Transport_Layer_Protection_Cheat_Sheet.html - **Security response headers are served** — `security` · `web.security-headers` - Why: Without them a browser has no instruction to block framing, to stop guessing content types, or to withhold the referring URL, so three whole classes of attack stay available for the sake of a few response headers. - Do: Serve Content-Security-Policy, X-Content-Type-Options, Referrer-Policy and Strict-Transport-Security from the application, the web server or the CDN, whichever sits closest to the user. - Verify by hand: Load the deployed site and inspect the response headers on the main document, then confirm each of the four is present with a value you chose deliberately. - Ref: https://cheatsheetseries.owasp.org/cheatsheets/HTTP_Headers_Cheat_Sheet.html ## recommended (4) - **The project declares a license** — `legal` · `universal.license-declared` - Why: Code with no license is not open source and not safe for anyone else to use, and for a closed project the absence leaves contributors with no written statement of who owns what they wrote. - Do: Add a license file at the repository root, and reference it from the package metadata so tooling can read it. - Verify: `ls LICENSE LICENSE.md LICENSE.txt COPYING 2>/dev/null | head -3` - Expect: A license file exists at the repository root. - **A favicon is served** — `seo` · `web.favicon-present` - Why: Browsers request a favicon on every page load. When it is missing the site logs a 404 on each visit and shows a blank tab icon in bookmarks and history. - Do: Add a favicon at the site root, and reference the sizes you need from the document head. - Verify: `ls favicon.ico favicon.svg public/favicon.ico static/favicon.ico 2>/dev/null | head -5` - Expect: At least one favicon file is listed. - Ref: https://developer.mozilla.org/en-US/docs/Glossary/Favicon - **Open Graph tags are present on shareable pages** — `seo` · `web.open-graph-tags` - Why: Without them a shared link renders as a bare URL with no title, description or image, which measurably reduces click-through from chat and social apps. - Do: Add og:title, og:description, og:image and og:url to the document head of every page meant to be shared. - Verify: `grep -rl 'og:title' --include=*.html --include=*.twig --include=*.tsx . 2>/dev/null | head -5` - Expect: At least one template declares Open Graph tags. - Ref: https://developer.mozilla.org/en-US/docs/Web/HTML/Element/meta - **A robots file exists and does not block the whole site** — `seo` · `web.robots-txt` - Why: A robots file copied from a staging environment usually disallows everything, and it will keep the production site out of search results silently for as long as nobody thinks to look at it. - Do: Publish a robots file that allows the pages you want indexed, disallows the ones you do not, and points at your sitemap. - Verify: `cat robots.txt public/robots.txt static/robots.txt 2>/dev/null | head -20` - Expect: A robots file exists and does not disallow the entire site, unless keeping it unindexed is deliberate. - Ref: https://developer.mozilla.org/en-US/docs/Glossary/Robots.txt --- Report what you found to the operator. Do not change the project.