Refactor localization strings to English across various services and UI components

- Updated titles and subtitles in channel_service.go for web channel and WeChat MP channel configurations.
- Changed handoff messages in conversation_human_dispatch_service.go to English.
- Modified notification messages in event handlers for ticket and conversation assignments to English.
- Adjusted ticket creation messages in ticket_service.go to reflect English localization.
- Updated default locale settings in i18n configuration files to English (en-US).
- Changed HTML language attribute in layout.tsx to English.
- Refactored widget locale detection logic in agent-desk-sdk.ts to prioritize English.

internal/ai/runtime/tools/analyze_conversation_tool.go

@@ -48,7 +48,7 @@ func (t *AnalyzeConversationTool) Build(ctx registry.Context) (einotool.BaseTool
 func (t *AnalyzeConversationTool) Info(ctx context.Context) (*schema.ToolInfo, error) {
 	return &schema.ToolInfo{
 		Name: toolx.GraphAnalyzeConversation.Name,
-		Desc: "Graph Tool。用于整理当前对话摘要、识别投诉/资金/情绪等风险信号，并给出继续解答、建单或转人工的建议。",
+		Desc: "Graph Tool. Summarizes the current conversation, identifies complaint/payment/sentiment risk signals, and recommends whether to continue answering, create a ticket, or hand off to a human.",
 		ParamsOneOf: schema.NewParamsOneOfByJSONSchema(&einojsonschema.Schema{
 			Version: einojsonschema.Version,
 			Type:    "object",
@@ -57,42 +57,42 @@ func (t *AnalyzeConversationTool) Info(ctx context.Context) (*schema.ToolInfo, e
 					Key: "goal",
 					Value: &einojsonschema.Schema{
 						Type:        "string",
-						Description: "当前分析目标，例如判断是否需要转人工、是否需要建单、是否需要做风险质检。",
+						Description: "Analysis goal, such as whether to hand off to a human, create a ticket, or perform risk review.",
 					},
 				},
 				orderedmap.Pair[string, *einojsonschema.Schema]{
 					Key: "observedIssue",
 					Value: &einojsonschema.Schema{
 						Type:        "string",
-						Description: "当前观察到的主要问题或诉求。",
+						Description: "Main issue or request observed in the conversation.",
 					},
 				},
 				orderedmap.Pair[string, *einojsonschema.Schema]{
 					Key: "needTicket",
 					Value: &einojsonschema.Schema{
 						Type:        "boolean",
-						Description: "是否重点评估建单必要性。",
+						Description: "Whether to focus on evaluating ticket creation.",
 					},
 				},
 				orderedmap.Pair[string, *einojsonschema.Schema]{
 					Key: "needHumanHandoff",
 					Value: &einojsonschema.Schema{
 						Type:        "boolean",
-						Description: "是否重点评估转人工必要性。",
+						Description: "Whether to focus on evaluating human handoff.",
 					},
 				},
 				orderedmap.Pair[string, *einojsonschema.Schema]{
 					Key: "needQualityCheck",
 					Value: &einojsonschema.Schema{
 						Type:        "boolean",
-						Description: "是否重点做风险/质检分析。",
+						Description: "Whether to focus on risk or quality review.",
 					},
 				},
 				orderedmap.Pair[string, *einojsonschema.Schema]{
 					Key: "additionalContext",
 					Value: &einojsonschema.Schema{
 						Type:        "string",
-						Description: "补充上下文，例如你已发现的争议点、投诉点或业务限制。",
+						Description: "Additional context, such as disputes, complaint points, or business constraints already identified.",
 					},
 				},
 			)),

internal/ai/runtime/tools/create_ticket_confirm_tool.go

@@ -52,7 +52,7 @@ func (t *CreateTicketGraphTool) Build(ctx registry.Context) (einotool.BaseTool,
 func (t *CreateTicketGraphTool) Info(ctx context.Context) (*schema.ToolInfo, error) {
 	return &schema.ToolInfo{
 		Name: toolx.GraphCreateTicketConfirm.Name,
-		Desc: "Graph Tool。用于封装建单参数整理、用户确认、真正创建工单和结果返回的确定性流程。仅在用户明确要求建单且标题、描述已整理清楚后调用。",
+		Desc: "Graph Tool. Handles ticket parameter preparation, user confirmation, actual ticket creation, and result return. Use only when the user explicitly asks to create a ticket and the title and description are clear.",
 		ParamsOneOf: schema.NewParamsOneOfByJSONSchema(&einojsonschema.Schema{
 			Version: einojsonschema.Version,
 			Type:    "object",
@@ -65,14 +65,14 @@ func (t *CreateTicketGraphTool) Info(ctx context.Context) (*schema.ToolInfo, err
 					Key: "title",
 					Value: &einojsonschema.Schema{
 						Type:        "string",
-						Description: "工单标题，简洁概括问题。",
+						Description: "Ticket title. Concisely summarizes the issue.",
 					},
 				},
 				orderedmap.Pair[string, *einojsonschema.Schema]{
 					Key: "description",
 					Value: &einojsonschema.Schema{
 						Type:        "string",
-						Description: "工单描述，清晰整理用户问题、现象和诉求。",
+						Description: "Ticket description. Clearly captures the user's issue, symptoms, and request.",
 					},
 				},
 			)),

internal/ai/runtime/tools/handoff_graph_tool.go

@@ -52,7 +52,7 @@ func (t *HandoffGraphTool) Build(ctx registry.Context) (einotool.BaseTool, error
 func (t *HandoffGraphTool) Info(ctx context.Context) (*schema.ToolInfo, error) {
 	return &schema.ToolInfo{
 		Name: toolx.GraphHandoffConversation.Name,
-		Desc: "Graph Tool。用于封装转人工原因整理、用户确认、真正转人工和结果返回的确定性流程。仅在用户明确要求人工客服，或你已确认必须转人工处理时调用；若结果标记 terminal=true 且 shouldRetry=false，不要重复调用。",
+		Desc: "Graph Tool. Handles handoff reason preparation, user confirmation, actual human handoff, and result return. Use only when the user explicitly asks for a human agent or you have confirmed that human handling is required. Do not repeat the call when the result has terminal=true and shouldRetry=false.",
 		ParamsOneOf: schema.NewParamsOneOfByJSONSchema(&einojsonschema.Schema{
 			Version: einojsonschema.Version,
 			Type:    "object",
@@ -61,7 +61,7 @@ func (t *HandoffGraphTool) Info(ctx context.Context) (*schema.ToolInfo, error) {
 					Key: "reason",
 					Value: &einojsonschema.Schema{
 						Type:        "string",
-						Description: "转人工原因，简洁说明为何需要人工介入，例如用户明确要求人工、问题需要人工核验、需要人工售后处理等。",
+						Description: "Handoff reason. Briefly explain why a human is needed, such as explicit user request, manual verification, or after-sales handling.",
 					},
 				},
 			)),

internal/ai/runtime/tools/prepare_ticket_draft_tool.go

@@ -48,7 +48,7 @@ func (t *PrepareTicketDraftTool) Build(ctx registry.Context) (einotool.BaseTool,
 func (t *PrepareTicketDraftTool) Info(ctx context.Context) (*schema.ToolInfo, error) {
 	return &schema.ToolInfo{
 		Name: toolx.GraphPrepareTicketDraft.Name,
-		Desc: "Graph Tool。用于根据当前会话和已收集信息整理工单草稿，输出建议标题、建议描述、缺失字段和追问建议。适合在真正调用 create_ticket_with_confirmation 前先整理工单内容。",
+		Desc: "Graph Tool. Prepares a ticket draft from the current conversation and collected information. Use it before create_ticket_with_confirmation when the ticket content needs to be organized.",
 		ParamsOneOf: schema.NewParamsOneOfByJSONSchema(&einojsonschema.Schema{
 			Version: einojsonschema.Version,
 			Type:    "object",
@@ -57,35 +57,35 @@ func (t *PrepareTicketDraftTool) Info(ctx context.Context) (*schema.ToolInfo, er
 					Key: "title",
 					Value: &einojsonschema.Schema{
 						Type:        "string",
-						Description: "已整理出的工单标题，可选。",
+						Description: "Prepared ticket title. Optional.",
 					},
 				},
 				orderedmap.Pair[string, *einojsonschema.Schema]{
 					Key: "description",
 					Value: &einojsonschema.Schema{
 						Type:        "string",
-						Description: "已整理出的工单描述，可选。",
+						Description: "Prepared ticket description. Optional.",
 					},
 				},
 				orderedmap.Pair[string, *einojsonschema.Schema]{
 					Key: "issue",
 					Value: &einojsonschema.Schema{
 						Type:        "string",
-						Description: "用户当前遇到的问题现象或报错信息。",
+						Description: "The issue or error message the user is experiencing.",
 					},
 				},
 				orderedmap.Pair[string, *einojsonschema.Schema]{
 					Key: "impact",
 					Value: &einojsonschema.Schema{
 						Type:        "string",
-						Description: "问题影响范围，例如无法登录、无法下单、业务中断等。",
+						Description: "Impact scope, such as unable to sign in, unable to place an order, or business interruption.",
 					},
 				},
 				orderedmap.Pair[string, *einojsonschema.Schema]{
 					Key: "expectedOutcome",
 					Value: &einojsonschema.Schema{
 						Type:        "string",
-						Description: "用户期望的处理结果或诉求。",
+						Description: "The user's expected outcome or request.",
 					},
 				},
 				orderedmap.Pair[string, *einojsonschema.Schema]{

internal/ai/runtime/tools/triage_service_request_tool.go

@@ -48,7 +48,7 @@ func (t *TriageServiceRequestTool) Build(ctx registry.Context) (einotool.BaseToo
 func (t *TriageServiceRequestTool) Info(ctx context.Context) (*schema.ToolInfo, error) {
 	return &schema.ToolInfo{
 		Name: toolx.GraphTriageServiceRequest.Name,
-		Desc: "Graph Tool。用于综合分析当前对话，判断应该继续解答、整理工单草稿还是转人工；当判断为建单时，会一并返回结构化工单草稿建议。",
+		Desc: "Graph Tool. Analyzes the current conversation to decide whether to continue answering, prepare a ticket draft, or hand off to a human. When ticket creation is recommended, it returns a structured ticket draft suggestion.",
 		ParamsOneOf: schema.NewParamsOneOfByJSONSchema(&einojsonschema.Schema{
 			Version: einojsonschema.Version,
 			Type:    "object",
@@ -57,35 +57,35 @@ func (t *TriageServiceRequestTool) Info(ctx context.Context) (*schema.ToolInfo,
 					Key: "goal",
 					Value: &einojsonschema.Schema{
 						Type:        "string",
-						Description: "当前分析目标，例如判断是否需要升级、是否要建单或转人工。",
+						Description: "Analysis goal, such as whether to escalate, create a ticket, or hand off to a human.",
 					},
 				},
 				orderedmap.Pair[string, *einojsonschema.Schema]{
 					Key: "observedIssue",
 					Value: &einojsonschema.Schema{
 						Type:        "string",
-						Description: "当前观察到的主要问题或争议点。",
+						Description: "Main issue or dispute observed in the conversation.",
 					},
 				},
 				orderedmap.Pair[string, *einojsonschema.Schema]{
 					Key: "needTicket",
 					Value: &einojsonschema.Schema{
 						Type:        "boolean",
-						Description: "是否重点评估建单必要性。",
+						Description: "Whether to focus on evaluating ticket creation.",
 					},
 				},
 				orderedmap.Pair[string, *einojsonschema.Schema]{
 					Key: "needHumanHandoff",
 					Value: &einojsonschema.Schema{
 						Type:        "boolean",
-						Description: "是否重点评估转人工必要性。",
+						Description: "Whether to focus on evaluating human handoff.",
 					},
 				},
 				orderedmap.Pair[string, *einojsonschema.Schema]{
 					Key: "additionalContext",
 					Value: &einojsonschema.Schema{
 						Type:        "string",
-						Description: "补充上下文，例如你已发现的风险点或限制条件。",
+						Description: "Additional context, such as risk signals or constraints already identified.",
 					},
 				},
 			)),