Version: 0.9.75.dev.260505

后端：
1.收口阶段 6 agent 结构迁移，将 newAgent 内核与 agentsvc 编排层迁入 services/agent
- 切换 Agent 启动装配与 HTTP handler 直连 agent sv，移除旧 service agent bridge
- 补齐 Agent 对 memory、task、task-class、schedule 的 RPC 适配与契约字段
- 扩展 schedule、task、task-class RPC/contract 支撑 Agent 查询、写入与 provider 切流
- 更新迁移文档、README 与相关注释，明确 agent 当前切流点和剩余 memory 迁移面

backend/services/agent/prompt/execute_context_health.go

@@ -0,0 +1,33 @@
+package agentprompt
+
+import (
+	"fmt"
+	"strings"
+)
+
+func fallbackExecuteText(value string, fallback string) string {
+	if text := strings.TrimSpace(value); text != "" {
+		return text
+	}
+	return fallback
+}
+
+func compactHealthAny(value any) string {
+	if value == nil {
+		return ""
+	}
+	switch typed := value.(type) {
+	case string:
+		return strings.TrimSpace(typed)
+	case bool:
+		if typed {
+			return "true"
+		}
+		return "false"
+	case int:
+		return fmt.Sprintf("%d", typed)
+	case float64:
+		return fmt.Sprintf("%.0f", typed)
+	}
+	return strings.TrimSpace(fmt.Sprintf("%v", value))
+}