feat: add project and email service

api/src/serve.rs

@@ -0,0 +1,55 @@
+use std::sync::{Arc, Mutex};
+
+use axum::routing::{get, post};
+use axum::Router;
+use rusqlite::Connection;
+use tower_http::cors::CorsLayer;
+
+use crate::handlers;
+use crate::rate_limit::RateLimiter;
+
+pub struct AppState {
+    pub db: Mutex<Connection>,
+    pub notify_email: String,
+    pub rate_limiter: RateLimiter,
+    pub webhook_secret: String,
+}
+
+pub async fn run() -> Result<(), Box<dyn std::error::Error>> {
+    let db_path = std::env::var("QA_DB_PATH").unwrap_or_else(|_| "qa.db".to_string());
+    let notify_email = std::env::var("QA_NOTIFY_EMAIL").expect("QA_NOTIFY_EMAIL must be set");
+    let webhook_secret = std::env::var("WEBHOOK_SECRET").expect("WEBHOOK_SECRET must be set");
+
+    let conn = Connection::open(&db_path)?;
+    conn.execute_batch("PRAGMA journal_mode=WAL;")?;
+    conn.execute_batch(
+        "CREATE TABLE IF NOT EXISTS questions (
+            id          INTEGER PRIMARY KEY AUTOINCREMENT,
+            question    TEXT    NOT NULL,
+            answer      TEXT,
+            created_at  TEXT    NOT NULL DEFAULT (strftime('%Y-%m-%dT%H:%M:%SZ', 'now')),
+            answered_at TEXT
+        );",
+    )?;
+
+    let state = Arc::new(AppState {
+        db: Mutex::new(conn),
+        notify_email,
+        rate_limiter: RateLimiter::new(5, 3600),
+        webhook_secret,
+    });
+
+    let app = Router::new()
+        .route(
+            "/api/questions",
+            get(handlers::get_questions).post(handlers::post_question),
+        )
+        .route("/api/webhook", post(handlers::webhook))
+        .layer(CorsLayer::permissive())
+        .with_state(state);
+
+    let listener = tokio::net::TcpListener::bind("127.0.0.1:3001").await?;
+    println!("Listening on 127.0.0.1:3001");
+    axum::serve(listener, app).await?;
+    Ok(())
+}