feat(providers): add giganews support (#2479)

internal/provider/giganews/provider.go

@@ -0,0 +1,29 @@
+package giganews
+
+import (
+	"math/rand"
+
+	"github.com/qdm12/gluetun/internal/constants/providers"
+	"github.com/qdm12/gluetun/internal/provider/common"
+	"github.com/qdm12/gluetun/internal/provider/giganews/updater"
+)
+
+type Provider struct {
+	storage    common.Storage
+	randSource rand.Source
+	common.Fetcher
+}
+
+func New(storage common.Storage, randSource rand.Source,
+	unzipper common.Unzipper, updaterWarner common.Warner,
+	parallelResolver common.ParallelResolver) *Provider {
+	return &Provider{
+		storage:    storage,
+		randSource: randSource,
+		Fetcher:    updater.New(unzipper, updaterWarner, parallelResolver),
+	}
+}
+
+func (p *Provider) Name() string {
+	return providers.Giganews
+}