ci: remove REDIS_HOST from workflow environment variables and add a YAML validation script.

Author: kiarashplusplus

.github/workflows/test-agents.yml

@@ -99,7 +99,6 @@ jobs:
           POSTGRES_DB: fiml_test
           POSTGRES_USER: fiml_test
           POSTGRES_PASSWORD: fiml_test_password
-          REDIS_HOST: localhost
           REDIS_PORT: 6379
           AZURE_OPENAI_ENDPOINT: https://mock-azure-openai.openai.azure.com/
           AZURE_OPENAI_API_KEY: mock-api-key-for-testing

.github/workflows/test-core.yml

@@ -95,7 +95,6 @@ jobs:
           POSTGRES_DB: fiml_test
           POSTGRES_USER: fiml_test
           POSTGRES_PASSWORD: fiml_test_password
-          REDIS_HOST: localhost
           REDIS_PORT: 6379
           AZURE_OPENAI_ENDPOINT: https://mock-azure-openai.openai.azure.com/
           AZURE_OPENAI_API_KEY: mock-api-key-for-testing

.github/workflows/test-infrastructure.yml

@@ -110,7 +110,6 @@ jobs:
           POSTGRES_DB: fiml_test
           POSTGRES_USER: fiml_test
           POSTGRES_PASSWORD: fiml_test_password
-          REDIS_HOST: localhost
           REDIS_PORT: 6379
           AZURE_OPENAI_ENDPOINT: https://mock-azure-openai.openai.azure.com/
           AZURE_OPENAI_API_KEY: mock-api-key-for-testing

.github/workflows/test-integration.yml

@@ -87,7 +87,6 @@ jobs:
           POSTGRES_DB: fiml_test
           POSTGRES_USER: fiml_test
           POSTGRES_PASSWORD: fiml_test_password
-          REDIS_HOST: localhost
           REDIS_PORT: 6379
           AZURE_OPENAI_ENDPOINT: https://mock-azure-openai.openai.azure.com/
           AZURE_OPENAI_API_KEY: mock-api-key-for-testing

.github/workflows/test-mcp.yml

@@ -98,7 +98,6 @@ jobs:
           POSTGRES_DB: fiml_test
           POSTGRES_USER: fiml_test
           POSTGRES_PASSWORD: fiml_test_password
-          REDIS_HOST: localhost
           REDIS_PORT: 6379
           AZURE_OPENAI_ENDPOINT: https://mock-azure-openai.openai.azure.com/
           AZURE_OPENAI_API_KEY: mock-api-key-for-testing

verify_yaml.py

@@ -0,0 +1,18 @@
+import yaml
+import glob
+import sys
+
+files = glob.glob(".github/workflows/*.yml")
+has_error = False
+
+for file in files:
+    try:
+        with open(file, 'r') as f:
+            yaml.safe_load(f)
+        print(f"✅ {file} is valid YAML")
+    except Exception as e:
+        print(f"❌ {file} has invalid YAML: {e}")
+        has_error = True
+
+if has_error:
+    sys.exit(1)