Add auth middleware for protected routes

src/middleware/auth.rs

@@ -0,0 +1,25 @@
+use axum::{
+    extract::Request,
+    http::{header, StatusCode},
+    middleware::Next,
+    response::Response,
+};
+
+pub async fn require_auth(request: Request, next: Next) -> Result<Response, StatusCode> {
+    let token = request
+        .headers()
+        .get(header::AUTHORIZATION)
+        .and_then(|v| v.to_str().ok())
+        .and_then(|v| v.strip_prefix("Bearer "));
+
+    match token {
+        Some(t) => {
+            if crate::auth::jwt::verify(t).is_ok() {
+                Ok(next.run(request).await)
+            } else {
+                Err(StatusCode::UNAUTHORIZED)
+            }
+        }
+        None => Err(StatusCode::UNAUTHORIZED),
+    }
+}