feat: explorer API, wallet, CCIP scripts, and config refresh

- Backend REST/gateway/track routes, analytics, Blockscout proxy paths.
- Frontend wallet and liquidity surfaces; MetaMask token list alignment.
- Deployment docs, verification scripts, address inventory updates.

Check: go build ./... under backend/ (pass).
Made-with: Cursor

frontend/scripts/start-standalone.mjs

@@ -0,0 +1,47 @@
+import { spawn } from 'node:child_process'
+import { cp, mkdir } from 'node:fs/promises'
+import { existsSync } from 'node:fs'
+import path from 'node:path'
+import process from 'node:process'
+
+const projectRoot = process.cwd()
+const standaloneRoot = path.join(projectRoot, '.next', 'standalone')
+const standaloneNextRoot = path.join(standaloneRoot, '.next')
+const standaloneServer = path.join(standaloneRoot, 'server.js')
+
+async function copyIfPresent(sourcePath, destinationPath) {
+  if (!existsSync(sourcePath)) {
+    return
+  }
+
+  await mkdir(path.dirname(destinationPath), { recursive: true })
+  await cp(sourcePath, destinationPath, { recursive: true, force: true })
+}
+
+async function main() {
+  if (!existsSync(standaloneServer)) {
+    console.error('Standalone server build is missing. Run `npm run build` first.')
+    process.exit(1)
+  }
+
+  await copyIfPresent(path.join(projectRoot, '.next', 'static'), path.join(standaloneNextRoot, 'static'))
+  await copyIfPresent(path.join(projectRoot, 'public'), path.join(standaloneRoot, 'public'))
+
+  const child = spawn(process.execPath, [standaloneServer], {
+    stdio: 'inherit',
+    env: process.env,
+  })
+
+  child.on('exit', (code, signal) => {
+    if (signal) {
+      process.kill(process.pid, signal)
+      return
+    }
+    process.exit(code ?? 0)
+  })
+}
+
+main().catch((error) => {
+  console.error(error)
+  process.exit(1)
+})