chore: initial scaffold

Vite + Vue 3 + DaisyUI SPA (project picker + Slack avatar member grid) with a
TypeScript/Node (Hono) backend proxying Napta + Slack, SQLite avatar cache via
node:sqlite, and docker-compose for Coolify deploy.

backend/src/config.ts

@@ -0,0 +1,19 @@
+export interface Config {
+  port: number
+  naptaApiToken: string | null
+  naptaBaseUrl: string
+  slackBotToken: string | null
+}
+
+export const config: Config = {
+  port: Number(process.env.PORT ?? 8000),
+  naptaApiToken: process.env.NAPTA_API_TOKEN || null,
+  naptaBaseUrl: process.env.NAPTA_BASE_URL || "https://app.napta.io/api/v1",
+  slackBotToken: process.env.SLACK_BOT_TOKEN || null,
+}
+
+// Live data needs BOTH a Napta token (to list projects/people) and a Slack
+// token (to resolve avatars). Without both, the API serves demo fixtures.
+export const hasLiveCredentials: boolean = Boolean(
+  config.naptaApiToken && config.slackBotToken,
+)