add healthcheck route

Signed-off-by: Xe Iaso <me@xeiaso.net>

fly.toml

@@ -8,6 +8,7 @@ primary_region = 'ord'
 vm.size = "l40s"
 
 [build]
+image = "reg.xeiaso.net/xeserv/waifuwave:latest"
 
 [http_service]
 internal_port = 8080

waifuwave.py

@@ -273,6 +273,11 @@ def read_root():
     return jsonify({"Hello": "World"})
 
 
+@app.route("/health-check", methods=["GET"])
+def health_check():
+    return jsonify({"status": "READY"})
+
+
 @app.route("/generate", methods=["POST"])
 def generate():
     content_type = request.headers.get('Content-Type')