init

.gitignore

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+# Nuxt dev/build outputs
+.output
+.data
+.nuxt
+.nitro
+.cache
+dist
+
+# Node dependencies
+node_modules
+
+# Logs
+logs
+*.log
+
+# Misc
+.DS_Store
+.fleet
+.idea
+
+# Local env files
+.env
+.env.*
+!.env.example

.yarnrc.yml

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+nodeLinker: node-modules
+
+npmRegistryServer: "https://registry.npmjs.org"
+
+yarnPath: .yarn/releases/yarn-4.9.4.cjs

nuxt.config.ts

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+// https://nuxt.com/docs/api/configuration/nuxt-config
+export default defineNuxtConfig({
+  compatibilityDate: '2025-07-15',
+  devtools: { enabled: true },
+  modules: ['vuetify-nuxt-module']
+})

package.json

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+{
+  "name": "opensquawk",
+  "type": "module",
+  "private": true,
+  "scripts": {
+    "build": "nuxt build",
+    "dev": "nuxt dev",
+    "generate": "nuxt generate",
+    "preview": "nuxt preview",
+    "postinstall": "nuxt prepare"
+  },
+  "dependencies": {
+    "dotenv": "^17.2.2",
+    "nuxt": "^4.1.1",
+    "openai": "^5.20.2",
+    "vue": "^3.5.21",
+    "vue-router": "^4.5.1",
+    "vuetify": "3.9.0-beta.1",
+    "vuetify-nuxt-module": "0.18.7"
+  },
+  "packageManager": "yarn@4.9.4"
+}

server/utils/openai.ts

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+import OpenAI from "openai";
+export const openai = new OpenAI({ apiKey: process.env.OPENAI_API_KEY! });
+export const LLM_MODEL = process.env.LLM_MODEL || "gpt-5-nano";
+export const TTS_MODEL = process.env.TTS_MODEL || "tts-1";
+export function atcReplyPrompt(userText: string) {
+  return `You are an ICAO-compliant ATC controller. Reply concisely.
+Pilot said: "${userText}"`;
+}

server/utils/radio.ts

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+import { execFile } from "node:child_process";
+export async function applyRadioEffect(input: string, output: string) {
+  const filter="[0:a]highpass=f=300,lowpass=f=3400,compand=attacks=0.02:decays=0.25:points=-80/-900|-70/-20|0/-10|20/-8:gain=6,volume=1.2[a];anoisesrc=color=white:amplitude=0.02[ns];[a][ns]amix=inputs=2:weights=1 0.25:duration=shortest,volume=1.0,aecho=0.6:0.7:8:0.08,acompressor=threshold=0.6:ratio=6:attack=20:release=200";
+  await new Promise((res,rej)=>
+    execFile("ffmpeg",["-y","-i",input,"-filter_complex",filter,"-ar","16000",output],
+      (err,_,stderr)=>err?rej(new Error(stderr)):res())
+  );
+}

tsconfig.json

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+{
+  // https://nuxt.com/docs/guide/concepts/typescript
+  "files": [],
+  "references": [
+    {
+      "path": "./.nuxt/tsconfig.app.json"
+    },
+    {
+      "path": "./.nuxt/tsconfig.server.json"
+    },
+    {
+      "path": "./.nuxt/tsconfig.shared.json"
+    },
+    {
+      "path": "./.nuxt/tsconfig.node.json"
+    }
+  ]
+}