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/audit/portal_test.go

@@ -0,0 +1,63 @@
+package audit
+
+import (
+	"context"
+	"encoding/json"
+	"net/http"
+	"net/http/httptest"
+	"testing"
+	"time"
+
+	"evobgp/internal/store"
+)
+
+func TestPortalPusherPushEvent(t *testing.T) {
+	var got struct {
+		Events []map[string]any `json:"events"`
+	}
+	srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		if r.URL.Path != ingestPath {
+			t.Fatalf("path=%s", r.URL.Path)
+		}
+		if r.Header.Get("Authorization") != "Bearer test-secret" {
+			t.Fatalf("auth=%q", r.Header.Get("Authorization"))
+		}
+		_ = json.NewDecoder(r.Body).Decode(&got)
+		w.Header().Set("Content-Type", "application/json")
+		_ = json.NewEncoder(w).Encode(map[string]int{"accepted": 1, "duplicates": 0})
+	}))
+	defer srv.Close()
+
+	marked := false
+	p := &PortalPusher{
+		BaseURL: srv.URL,
+		Secret:  "test-secret",
+		MarkPushed: func(id string) error {
+			marked = id == "local-id"
+			return nil
+		},
+	}
+	entry := &store.AuditEntry{
+		ID:         "local-id",
+		EventID:    "bgp-test-event",
+		Action:     "bgp.module.create",
+		Severity:   store.AuditSeverityInfo,
+		Summary:    "Created module",
+		SourceApp:  store.AuditSourceAppBGP,
+		CreatedAt:  time.Now().UTC(),
+		TargetType: store.AuditTargetAppResource,
+		TargetID:   "mod-1",
+	}
+	if err := p.PushEvent(context.Background(), entry); err != nil {
+		t.Fatal(err)
+	}
+	if len(got.Events) != 1 {
+		t.Fatalf("events=%d", len(got.Events))
+	}
+	if got.Events[0]["source_app"] != "bgp" {
+		t.Fatalf("source_app=%v", got.Events[0]["source_app"])
+	}
+	if !marked {
+		t.Fatal("expected mark pushed")
+	}
+}