feat(bat): 补全工作流命令与人工校对状态

Refs #43

internal/backendrpc/client.go

@@ -80,7 +80,7 @@ type rpcRequest struct {
 	JSONRPC string `json:"jsonrpc"`
 	ID      uint64 `json:"id"`
 	Method  string `json:"method"`
-	Params  any    `json:"params,omitempty"`
+	Params  any    `json:"params"`
 }
 
 type rpcResponse struct {
@@ -273,6 +273,12 @@ type TranslationTaskUpdateParams struct {
 	ProviderRunID string `json:"provider_run_id,omitempty"`
 }
 
+// TranslationProofread marks the current localized workflow as manual
+// proofreading. Rust owns the persisted localized state.
+func (c *Client) TranslationProofread(ctx context.Context) (json.RawMessage, error) {
+	return c.rawData(ctx, "translation.proofread", nil)
+}
+
 // Ack is returned by accepted daemon control methods.
 type Ack struct {
 	Command       string `json:"command"`