fix(Docker): Can change URL in api docs

scripts/patch-apidoc-from-env.js

@@ -0,0 +1,41 @@
+/*
+  Applies APIDOC_URL from the environment to apidoc.json and package.json (apidoc.url).
+  Loads dotenv from the project root `.env` (same file as `dotenv.config()` in bin/server.js).
+  Exits without changes when APIDOC_URL is unset or empty.
+*/
+
+import dotenv from 'dotenv'
+import { readFileSync, writeFileSync } from 'fs'
+import { dirname, resolve } from 'path'
+import { fileURLToPath } from 'url'
+
+const __dirname = dirname(fileURLToPath(import.meta.url))
+const root = resolve(__dirname, '..')
+
+dotenv.config({ path: resolve(root, '.env') })
+
+const url = process.env.APIDOC_URL
+if (url === undefined || url === null || String(url).trim() === '') {
+  process.exit(0)
+}
+
+const normalized = String(url).trim()
+
+function patchApidocJson () {
+  const path = resolve(root, 'apidoc.json')
+  const data = JSON.parse(readFileSync(path, 'utf8'))
+  data.url = normalized
+  data.sampleUrl = normalized
+  writeFileSync(path, `${JSON.stringify(data, null, 2)}\n`)
+}
+
+function patchPackageJson () {
+  const path = resolve(root, 'package.json')
+  const data = JSON.parse(readFileSync(path, 'utf8'))
+  if (!data.apidoc) data.apidoc = {}
+  data.apidoc.url = normalized
+  writeFileSync(path, `${JSON.stringify(data, null, 2)}\n`)
+}
+
+patchApidocJson()
+patchPackageJson()