feat: show new updates in dashboard (#690)

* feat: show new update banner

* feat(http): add request logger

* refactor: updates checker

* feat: make update check optional

* fix: empty releases

* add toggle switch for update checks

* feat: toggle updates check from settings

* feat: toggle updates check from settings

* feat: check on toggle enabled

---------

Co-authored-by: soup <soup@r4tio.dev>

internal/http/update.go

@@ -0,0 +1,50 @@
+package http
+
+import (
+	"context"
+	"net/http"
+
+	"github.com/autobrr/autobrr/pkg/version"
+
+	"github.com/go-chi/chi/v5"
+	"github.com/go-chi/render"
+)
+
+type updateService interface {
+	CheckUpdates(ctx context.Context)
+	GetLatestRelease(ctx context.Context) *version.Release
+}
+
+type updateHandler struct {
+	encoder encoder
+	service updateService
+}
+
+func newUpdateHandler(encoder encoder, service updateService) *updateHandler {
+	return &updateHandler{
+		encoder: encoder,
+		service: service,
+	}
+}
+
+func (h updateHandler) Routes(r chi.Router) {
+	r.Get("/latest", h.getLatest)
+	r.Get("/check", h.checkUpdates)
+}
+
+func (h updateHandler) getLatest(w http.ResponseWriter, r *http.Request) {
+	latest := h.service.GetLatestRelease(r.Context())
+	if latest != nil {
+		render.Status(r, http.StatusOK)
+		render.JSON(w, r, latest)
+		return
+	}
+
+	render.NoContent(w, r)
+}
+
+func (h updateHandler) checkUpdates(w http.ResponseWriter, r *http.Request) {
+	h.service.CheckUpdates(r.Context())
+
+	render.NoContent(w, r)
+}