fix(public): guard live llms.txt coverage in both live-site checkers

scripts/check-public-live-deploy.mjs

@@ -5,18 +5,21 @@
 // Used by the release lane after a Pages deployment. Runs against the live
 // site only; set SKIP_LIVE_CHECKS=1 to skip (exit 0) on offline machines.
 //
-// The four live proofs (all neutral, all merged on main before this lane):
+// The live proofs (all neutral, all merged on main before this lane):
 //   1. /promptly/support/ renders H2 after H1        (PRs #18/#20)
 //   2. /contact/ carries application/ld+json         (PR #19)
 //   3. unknown URLs get a real 404, not the homepage (PR #34)
 //   4. homepage stays portfolio-only: brand-disambiguation copy (#29) live,
 //      and no managed-service buyer-path content (#10/#11, snoozed).
+//   5. /llms.txt lists every public page             (PR #68)
 // Proof 2b covers the 2026-08-08 dogfood finding page:
 //   2b. /contact/ renders H2 after H1 (the heading-hierarchy repair, PR #18).
 import { join } from "node:path"
 import { fileURLToPath } from "node:url"
 import { dirname } from "node:path"
 
+import { PUBLIC_PAGE_URLS } from "./lib/public-pages.mjs"
+
 const ROOT = join(dirname(fileURLToPath(import.meta.url)), "..")
 
 const BASE = "https://tinystudio.in"
@@ -99,6 +102,17 @@ try {
       ok(!body.includes(marker), `homepage has no ${marker}`)
     }
   }
+
+  console.log("E. /llms.txt lists every public page (PR #68 live)")
+  {
+    const { status, body } = await get("/llms.txt")
+    ok(status === 200, `/llms.txt returns 200 (got ${status})`)
+    const missing = PUBLIC_PAGE_URLS.filter((url) => !body.includes(url))
+    ok(
+      missing.length === 0,
+      `llms.txt lists all ${PUBLIC_PAGE_URLS.length} public pages (missing: ${missing.join(", ") || "none"})`
+    )
+  }
 } catch (error) {
   failures++
   console.error(`  FAIL live request error: ${error.message}`)

scripts/check-public-live-soft-404.mjs

@@ -25,6 +25,8 @@ import { fileURLToPath } from "node:url"
 import { dirname, join } from "node:path"
 import { randomBytes } from "node:crypto"
 
+import { PUBLIC_PAGE_URLS } from "./lib/public-pages.mjs"
+
 if (process.env.SKIP_LIVE_CHECKS === "1") {
   console.log("check-public-live-soft-404: SKIP_LIVE_CHECKS=1, skipping live site checks")
   process.exit(0)
@@ -73,6 +75,7 @@ try {
     unknown: await fetchWithRetry(`${SITE}${UNKNOWN_PATH}`),
     notFoundAsset: await fetchWithRetry(`${SITE}/404.html`),
     realPage: await fetchWithRetry(`${SITE}/promptly/`),
+    llmsTxt: await fetchWithRetry(`${SITE}/llms.txt`),
   }
 } catch (err) {
   console.error(`  FAIL could not reach ${SITE}: ${err.message}`)
@@ -84,6 +87,7 @@ const { res: homeRes, body: homeBody } = results.home
 const { res: unknownRes, body: unknownBody } = results.unknown
 const { res: notFoundRes, body: notFoundBody } = results.notFoundAsset
 const { res: realRes } = results.realPage
+const { res: llmsTxtRes, body: llmsTxtBody } = results.llmsTxt
 
 console.log("A. the homepage is reachable and intact")
 ok(homeRes.status === 200, `GET / returns HTTP ${homeRes.status}`)
@@ -102,6 +106,14 @@ ok(!notFoundBody.includes(HOME_TITLE), "/404.html body is not the homepage")
 console.log("D. a real page still serves")
 ok(realRes.status === 200, `GET /promptly/ returns HTTP ${realRes.status}`)
 
+console.log("E. the deployed llms.txt lists every public page (PR #68 live)")
+ok(llmsTxtRes.status === 200, `GET /llms.txt returns HTTP ${llmsTxtRes.status}`)
+const missingFromLlmsTxt = PUBLIC_PAGE_URLS.filter((url) => !llmsTxtBody.includes(url))
+ok(
+  missingFromLlmsTxt.length === 0,
+  `llms.txt lists all ${PUBLIC_PAGE_URLS.length} public pages (missing: ${missingFromLlmsTxt.join(", ") || "none"})`
+)
+
 console.log(`\n${checks} checks, ${failures} failures`)
 if (failures > 0) {
   console.error("\nThe live site is soft-404ing or serving a stale bundle. Re-deploy the public site from origin/main and re-run this check.")

scripts/lib/public-pages.mjs

@@ -0,0 +1,43 @@
+// Single source of truth for the tinystudio.in public page set.
+//
+// Every consumer that needs to know "what are all the public pages" must
+// import from here instead of hard-coding its own list:
+//   - scripts/prepare-static-site-bundle.mjs (bundle generator + its
+//     llms.txt coverage assertion)
+//   - scripts/check-public-live-deploy.mjs (release-lane live verifier)
+//   - scripts/check-public-live-soft-404.mjs (nightly stale-bundle net)
+//
+// Drift between these lists is how the live llms.txt ended up listing only
+// 7 of the 12 public URLs (the five per-app support/privacy trust pages
+// were missing from the June-20 bundle). Keep the lists in sync here only.
+
+export const PUBLIC_HTML_FILES = [
+  "index.html",
+  "404.html",
+  "support/index.html",
+  "contact/index.html",
+  "privacy/index.html",
+  "privacy-choices/index.html",
+  "terms/index.html",
+  "promptly/index.html",
+  "promptly/support/index.html",
+  "promptly/privacy/index.html",
+  "drishti/index.html",
+  "drishti/support/index.html",
+  "drishti/privacy/index.html",
+]
+
+export const pageUrlFor = (relativeFile) =>
+  relativeFile === "index.html"
+    ? "https://tinystudio.in/"
+    : `https://tinystudio.in/${relativeFile.split("/").slice(0, -1).join("/")}/`
+
+// The 12 canonical public URLs (every page except the 404 catch-all).
+export const PUBLIC_PAGE_URLS = PUBLIC_HTML_FILES.filter(
+  (relativeFile) => relativeFile !== "404.html"
+).map(pageUrlFor)
+
+// Assert that llms.txt content lists every public page; returns the
+// missing URLs (empty array when coverage is complete).
+export const missingFromLlmsTxt = (content) =>
+  PUBLIC_PAGE_URLS.filter((url) => !content.includes(url))

scripts/prepare-static-site-bundle.mjs

@@ -1,26 +1,14 @@
 import { promises as fs } from "node:fs";
 import path from "node:path";
 
+import { PUBLIC_HTML_FILES, missingFromLlmsTxt } from "./lib/public-pages.mjs";
+
 const root = path.resolve("public");
 const cssPath = path.join(root, "styles.css");
 const iconPath = path.join(root, "favicon.svg");
 const appleIconPath = path.join(root, "apple-touch-icon.svg");
 
-const htmlFiles = [
-  "index.html",
-  "404.html",
-  "support/index.html",
-  "contact/index.html",
-  "privacy/index.html",
-  "privacy-choices/index.html",
-  "terms/index.html",
-  "promptly/index.html",
-  "promptly/support/index.html",
-  "promptly/privacy/index.html",
-  "drishti/index.html",
-  "drishti/support/index.html",
-  "drishti/privacy/index.html"
-];
+const htmlFiles = PUBLIC_HTML_FILES;
 
 const supportSchema = {
   "@context": "https://schema.org",
@@ -149,17 +137,8 @@ function addSupportSchema(html) {
   return html.replace(/(\s*<link rel="apple-touch-icon")/, `\n${script}$1`);
 }
 
-function pageUrlFor(relativeFile) {
-  return relativeFile === "index.html"
-    ? "https://tinystudio.in/"
-    : `https://tinystudio.in/${path.posix.dirname(relativeFile)}/`;
-}
-
 function assertLlmsTxtCoversPublicPages(content) {
-  const publicFiles = htmlFiles.filter((relativeFile) => relativeFile !== "404.html");
-  const missing = publicFiles
-    .map(pageUrlFor)
-    .filter((url) => !content.includes(url));
+  const missing = missingFromLlmsTxt(content);
   if (missing.length) {
     throw new Error(`llms.txt does not list every public page; missing: ${missing.join(", ")}`);
   }