feat(profile): implement yggdrasil profile signing

internal/api/profile_handler.go

@@ -0,0 +1,40 @@
+package api
+
+import (
+	"encoding/json"
+	"errors"
+	"net/http"
+
+	"gitea.mrixs.me/minecraft-platform/backend/internal/core"
+	"gitea.mrixs.me/minecraft-platform/backend/internal/database"
+	"github.com/go-chi/chi/v5"
+	"github.com/google/uuid"
+)
+
+type ProfileHandler struct {
+	Service *core.ProfileService
+}
+
+func (h *ProfileHandler) GetProfile(w http.ResponseWriter, r *http.Request) {
+	playerUUIDStr := chi.URLParam(r, "uuid")
+	playerUUID, err := uuid.Parse(playerUUIDStr)
+	if err != nil {
+		http.Error(w, "Invalid UUID format", http.StatusBadRequest)
+		return
+	}
+
+	profile, err := h.Service.GetSignedProfile(r.Context(), playerUUID)
+	if err != nil {
+		if errors.Is(err, database.ErrUserNotFound) {
+			// Yggdrasil возвращает 204 No Content, если профиль не найден
+			w.WriteHeader(http.StatusNoContent)
+			return
+		}
+		http.Error(w, "Internal server error", http.StatusInternalServerError)
+		return
+	}
+
+	w.Header().Set("Content-Type", "application/json")
+	w.WriteHeader(http.StatusOK)
+	json.NewEncoder(w).Encode(profile)
+}