feat(httpapi): add local audit log with portal dual-write

Локальный audit_log (миграции pg/sqlite), GET /v1/audit, запись на CRUD и async push в auth-portal (source_app=bgp).

Co-authored-by: Cursor <[email protected]>

internal/httpapi/server.go

@@ -10,6 +10,7 @@ import (
 	"strings"
 	"time"
 
+	"evobgp/internal/audit"
 	"evobgp/internal/jobs"
 	"evobgp/internal/maintenance"
 	"evobgp/internal/pgmonitor"
@@ -38,11 +39,13 @@ type Server struct {
 	mux                     *http.ServeMux
 
 	// Portal / dual-auth (JWT) configuration.
-	jwtSecret      string
-	authIssuer     string
-	authPortalURL  string
-	portalTenantID string
-	authRequired   bool
+	jwtSecret         string
+	authIssuer        string
+	authPortalURL     string
+	portalTenantID    string
+	authRequired      bool
+	auditIngestSecret string
+	auditPusher       *audit.PortalPusher
 }
 
 // Options configures the API server.
@@ -63,6 +66,8 @@ type Options struct {
 	AuthPortalURL  string // AUTH_PORTAL_URL (returned by /v1/auth/config for the UI)
 	PortalTenantID string // fallback when JWT has no bgp_tenant_id / tenants.bgp
 	AuthRequired   bool   // AUTH_REQUIRED / EVOBGP_AUTH_REQUIRED (surfaced via /v1/auth/config)
+	// AuditIngestSecret — AUTH_AUDIT_INGEST_SECRET for portal push (optional).
+	AuditIngestSecret string
 }
 
 // New constructs Server and wiring for async jobs.
@@ -123,10 +128,12 @@ func New(opts Options) (*Server, error) {
 		authPortalURL:           strings.TrimSpace(opts.AuthPortalURL),
 		portalTenantID:          strings.TrimSpace(opts.PortalTenantID),
 		authRequired:            opts.AuthRequired,
+		auditIngestSecret:       strings.TrimSpace(opts.AuditIngestSecret),
 	}
 	if s.authIssuer == "" {
 		s.authIssuer = "https://auth.shnt.top"
 	}
+	s.initAuditPusher(s.authPortalURL, s.auditIngestSecret)
 	s.mux = http.NewServeMux()
 	s.registerRoutes()
 	return s, nil