Session 4 complete - RedFlag update management platform

🚩 Private development - version retention only

✅ Complete web dashboard (React + TypeScript + TailwindCSS)
✅ Production-ready server backend (Go + Gin + PostgreSQL)
✅ Linux agent with APT + Docker scanning + local CLI tools
✅ JWT authentication and REST API
✅ Update discovery and approval workflow

🚧 Status: Alpha software - active development
📦 Purpose: Version retention during development
⚠️  Not for public use or deployment

aggregator-server/internal/models/command.go

@@ -0,0 +1,49 @@
+package models
+
+import (
+	"time"
+
+	"github.com/google/uuid"
+)
+
+// AgentCommand represents a command to be executed by an agent
+type AgentCommand struct {
+	ID          uuid.UUID  `json:"id" db:"id"`
+	AgentID     uuid.UUID  `json:"agent_id" db:"agent_id"`
+	CommandType string     `json:"command_type" db:"command_type"`
+	Params      JSONB      `json:"params" db:"params"`
+	Status      string     `json:"status" db:"status"`
+	CreatedAt   time.Time  `json:"created_at" db:"created_at"`
+	SentAt      *time.Time `json:"sent_at,omitempty" db:"sent_at"`
+	CompletedAt *time.Time `json:"completed_at,omitempty" db:"completed_at"`
+	Result      JSONB      `json:"result,omitempty" db:"result"`
+}
+
+// CommandsResponse is returned when an agent checks in for commands
+type CommandsResponse struct {
+	Commands []CommandItem `json:"commands"`
+}
+
+// CommandItem represents a command in the response
+type CommandItem struct {
+	ID     string `json:"id"`
+	Type   string `json:"type"`
+	Params JSONB  `json:"params"`
+}
+
+// Command types
+const (
+	CommandTypeScanUpdates   = "scan_updates"
+	CommandTypeCollectSpecs  = "collect_specs"
+	CommandTypeInstallUpdate = "install_updates"
+	CommandTypeRollback      = "rollback_update"
+	CommandTypeUpdateAgent   = "update_agent"
+)
+
+// Command statuses
+const (
+	CommandStatusPending   = "pending"
+	CommandStatusSent      = "sent"
+	CommandStatusCompleted = "completed"
+	CommandStatusFailed    = "failed"
+)