Feat(API): Added rate-limiting and json error handling

backend/tests/test_rate_limits.py

@@ -0,0 +1,29 @@
+from quart_rate_limiter import (
+    QUART_RATE_LIMITER_EXEMPT_ATTRIBUTE,
+    QUART_RATE_LIMITER_LIMITS_ATTRIBUTE,
+)
+
+from backend.run import app
+
+IGNORED_ENDPOINTS = {"static"}
+
+
+# Check if all api routes are rate limited
+async def test_routes_have_rate_limits() -> None:
+    for rule in app.url_map.iter_rules():
+        endpoint = rule.endpoint
+
+        exempt = getattr(
+            app.view_functions[endpoint],
+            QUART_RATE_LIMITER_EXEMPT_ATTRIBUTE,
+            False,
+        )
+
+        if not exempt and endpoint not in IGNORED_ENDPOINTS:
+            rate_limits = getattr(
+                app.view_functions[endpoint],
+                QUART_RATE_LIMITER_LIMITS_ATTRIBUTE,
+                [],
+            )
+
+            assert rate_limits != []