Use pyproject.toml instead of requirements.txt and fix some broken tests.

tests/integration/docker-compose.test.yml

@@ -24,8 +24,8 @@ services:
   invariant-gateway:
     container_name: invariant-gateway-test
     build:
-      context: ${GATEWAY_PATH}
-      dockerfile: ${GATEWAY_PATH}/Dockerfile.gateway
+      context: ${GATEWAY_ROOT_PATH}
+      dockerfile: ${GATEWAY_ROOT_PATH}/Dockerfile.gateway
     depends_on:
       app-api:
         condition: service_healthy
@@ -38,7 +38,7 @@ services:
       - ${INVARIANT_API_KEY:+INVARIANT_API_KEY=${INVARIANT_API_KEY}}
     volumes:
       - type: bind
-        source: ${GATEWAY_PATH}
+        source: ${GATEWAY_ROOT_PATH}/gateway
         target: /srv/gateway
       - type: bind
         source: ${GUARDRAILS_FILE_PATH:-/dev/null}

tests/integration/guardrails/test_guardrails_anthropic.py

@@ -457,12 +457,12 @@ async def test_with_guardrails_from_explorer(explorer_api_url, gateway_url, do_s
     assert (
         annotations[0]["content"] == "ogre detected in response"
         and annotations[0]["extra_metadata"]["source"] == "guardrails-error"
-        and annotations[0]["extra_metadata"]["guardrail-action"] == "block"
+        and annotations[0]["extra_metadata"]["guardrail"]["action"] == "block"
     )
     assert (
         annotations[1]["content"] == "Fiona detected in response"
         and annotations[1]["extra_metadata"]["source"] == "guardrails-error"
-        and annotations[1]["extra_metadata"]["guardrail-action"] == "log"
+        and annotations[1]["extra_metadata"]["guardrail"]["action"] == "log"
     )
 
 
@@ -584,7 +584,7 @@ async def test_preguardrailing_with_guardrails_from_explorer(
     assert (
         annotations[0]["content"] == "pun detected in user message"
         and annotations[0]["extra_metadata"]["source"] == "guardrails-error"
-        and annotations[0]["extra_metadata"]["guardrail-action"] == "block"
+        and annotations[0]["extra_metadata"]["guardrail"]["action"] == "block"
         if is_block_action
         else "log"
     )

tests/integration/guardrails/test_guardrails_gemini.py

@@ -435,12 +435,12 @@ async def test_with_guardrails_from_explorer(explorer_api_url, gateway_url, do_s
     assert (
         annotations[0]["content"] == "ogre detected in response"
         and annotations[0]["extra_metadata"]["source"] == "guardrails-error"
-        and annotations[0]["extra_metadata"]["guardrail-action"] == "block"
+        and annotations[0]["extra_metadata"]["guardrail"]["action"] == "block"
     )
     assert (
         annotations[1]["content"] == "Fiona detected in response"
         and annotations[1]["extra_metadata"]["source"] == "guardrails-error"
-        and annotations[1]["extra_metadata"]["guardrail-action"] == "log"
+        and annotations[1]["extra_metadata"]["guardrail"]["action"] == "log"
     )
 
 
@@ -550,7 +550,7 @@ async def test_preguardrailing_with_guardrails_from_explorer(
     assert (
         annotations[0]["content"] == "pun detected in user message"
         and annotations[0]["extra_metadata"]["source"] == "guardrails-error"
-        and annotations[0]["extra_metadata"]["guardrail-action"] == "block"
+        and annotations[0]["extra_metadata"]["guardrail"]["action"] == "block"
         if is_block_action
         else "log"
     )

tests/integration/guardrails/test_guardrails_open_ai.py

@@ -457,12 +457,12 @@ async def test_with_guardrails_from_explorer(explorer_api_url, gateway_url, do_s
     assert (
         annotations[0]["content"] == "ogre detected in response"
         and annotations[0]["extra_metadata"]["source"] == "guardrails-error"
-        and annotations[0]["extra_metadata"]["guardrail-action"] == "block"
+        and annotations[0]["extra_metadata"]["guardrail"]["action"] == "block"
     )
     assert (
         annotations[1]["content"] == "Fiona detected in response"
         and annotations[1]["extra_metadata"]["source"] == "guardrails-error"
-        and annotations[1]["extra_metadata"]["guardrail-action"] == "log"
+        and annotations[1]["extra_metadata"]["guardrail"]["action"] == "log"
     )
 
 
@@ -581,7 +581,7 @@ async def test_preguardrailing_with_guardrails_from_explorer(
     assert (
         annotations[0]["content"] == "pun detected in user message"
         and annotations[0]["extra_metadata"]["source"] == "guardrails-error"
-        and annotations[0]["extra_metadata"]["guardrail-action"] == "block"
+        and annotations[0]["extra_metadata"]["guardrail"]["action"] == "block"
         if is_block_action
         else "log"
     )

tests/unit_tests/common/test_authorization.py

@@ -7,10 +7,6 @@ import random
 import string
 import pytest
 
-from gateway.common.config_manager import GatewayConfig
-from gateway.common.request_context import RequestContext
-
-
 # Add root folder (parent) to sys.path
 sys.path.append(
     os.path.dirname(
@@ -18,6 +14,8 @@ sys.path.append(
     )
 )
 
+from gateway.common.config_manager import GatewayConfig
+from gateway.common.request_context import RequestContext
 from gateway.common.authorization import (
     INVARIANT_GUARDRAIL_SERVICE_AUTHORIZATION_HEADER,
     extract_authorization_from_headers,