feat(web): Agent add ai prompt

web/src/i18n/en.ts

@@ -990,6 +990,15 @@ export const en = {
       apiKeyDeleteContent: 'Once deleted, it cannot be recovered, and applications using this Key will not be able to access the API',
       currentValue: 'Current Value',
       qpsLimitUnit: 'times/second',
+      addVariable: 'Insert Variable',
+      defineVariableName: 'Custom Variable Name',
+      defineVariableNamePlaceholder: 'Enter variable name, e.g.: user_name',
+      defineVariableNameExtra: 'Format: Variable name will be automatically wrapped with {{}}',
+      you: 'You',
+      ai: 'AI Assistant',
+      promptChatPlaceholder: 'Describe the prompt you need, e.g.: I need a customer service assistant',
+      promptChatEmpty: 'No conversation content available',
+      promptEmpty: 'Describe your use case on the left, and the orchestration preview will be displayed here.',
     },
     userMemory: {
       userMemory: 'User Memory',