Add in /salvation

server/routes/public.js

@@ -1,4 +1,5 @@
 import express from 'express'
+import path from 'node:path'
 import { readFile } from 'node:fs/promises'
 import { escapeHtml, escapeXml, injectSeoIntoHtml, normalizeSitemapPath } from '../helpers.js'
 import {
@@ -15,6 +16,8 @@ import { DATA_FILE } from '../config.js'
 import { sanitizeRedirectRules } from '../study-helpers.js'
 
 export function register(app) {
+  const SALVATION_INDEX_FILE = path.join(DIST_DIR, 'salvation', 'index.html')
+
   app.get('/robots.txt', async (_req, res) => {
     let content = state.cachedSiteContent
     if (!content) {
@@ -77,6 +80,13 @@ export function register(app) {
   app.use('/images', express.static(PUBLIC_IMAGES_DIR))
   app.use('/uploads', express.static(UPLOADS_DIR))
 
+  // Explicitly serve salvation page on both paths without relying on slash redirects.
+  app.get(['/salvation', '/salvation/'], (_req, res, next) => {
+    res.sendFile(SALVATION_INDEX_FILE, err => {
+      if (err) next()
+    })
+  })
+
   // Social share stub for questions
   app.get('/questions/share/:id', (req, res) => {
     const id = req.params.id