feat(kol): AI assist service + worker

server/internal/tenant/app/kol_assist_queue.go

@@ -0,0 +1,51 @@
+package app
+
+import (
+	"context"
+	"encoding/json"
+	"fmt"
+
+	"github.com/geo-platform/tenant-api/internal/shared/messaging/rabbitmq"
+)
+
+type kolAssistJob struct {
+	TaskID   string `json:"task_id"`
+	TenantID int64  `json:"tenant_id"`
+}
+
+type KolAssistJob = kolAssistJob
+
+func publishKolAssistTask(ctx context.Context, client *rabbitmq.Client, job kolAssistJob) error {
+	if client == nil {
+		return fmt.Errorf("rabbitmq client is not configured")
+	}
+
+	payload, err := json.Marshal(job)
+	if err != nil {
+		return fmt.Errorf("marshal kol assist job: %w", err)
+	}
+
+	if err := client.PublishKolAssistTask(ctx, payload); err != nil {
+		return fmt.Errorf("publish kol assist task: %w", err)
+	}
+	return nil
+}
+
+func decodeKolAssistTask(payload []byte) (*kolAssistJob, error) {
+	var job kolAssistJob
+	if err := json.Unmarshal(payload, &job); err != nil {
+		return nil, fmt.Errorf("decode kol assist job: %w", err)
+	}
+	if job.TaskID == "" || job.TenantID <= 0 {
+		return nil, fmt.Errorf("kol assist job is incomplete")
+	}
+	return &job, nil
+}
+
+func DecodeKolAssistTask(payload []byte) (*KolAssistJob, error) {
+	job, err := decodeKolAssistTask(payload)
+	if err != nil {
+		return nil, err
+	}
+	return job, nil
+}