fix: improve channel test failure details UX (#4988)

* fix: improve channel test failure details UX

* fix: add accessible label to channel models region

web/default/src/i18n/locales/en.json

@@ -2363,6 +2363,7 @@
     "Model performance metrics": "Model performance metrics",
     "Model Price": "Model Price",
     "Model Price Not Configured": "Model Price Not Configured",
+    "Model price is not configured. Please complete model pricing in settings.": "Model price is not configured. Please complete model pricing in settings.",
     "Model prices": "Model prices",
     "Model prices reset successfully": "Model prices reset successfully",
     "Model Pricing": "Model Pricing",
@@ -3512,6 +3513,7 @@
     "Select all (filtered)": "Select all (filtered)",
     "Select all models": "Select all models",
     "Select All Visible": "Select All Visible",
+    "Select model {{model}}": "Select model {{model}}",
     "Select an operation mode and enter the amount": "Select an operation mode and enter the amount",
     "Select announcement type": "Select announcement type",
     "Select at least one field to overwrite.": "Select at least one field to overwrite.",
@@ -3849,6 +3851,8 @@
     "Templates appended": "Templates appended",
     "Tencent": "Tencent",
     "Termination requested": "Termination requested",
+    "Test": "Test",
+    "Test {{count}} selected": "Test {{count}} selected",
     "Test All Channels": "Test All Channels",
     "Test Channel Connection": "Test Channel Connection",
     "Test Connection": "Test Connection",
@@ -3859,6 +3863,7 @@
     "Test Mode": "Test Mode",
     "Test Model": "Test Model",
     "Test models and prompts from the browser": "Test models and prompts from the browser",
+    "Test selected models": "Test selected models",
     "Testing all enabled channels started. Please refresh to see results.": "Testing all enabled channels started. Please refresh to see results.",
     "Testing...": "Testing...",
     "Text": "Text",