Merge branch 'feature/competition'

* feature/competition:
  add competition service to compose
  remove generated shit from competitions
  lint competition service
  use auth service for validating user in competitions service
  use auth service for validating user in competitions service
  add redis cache to competitions
  rewrite competition service: remove http related things
  rewrite competition service: remove http related things
  fix proto files
  fix issues
  add competition service (it`s broken, I will fix it later)

cmd/competition/main.go

@@ -0,0 +1,32 @@
+package main
+
+import (
+	"log"
+	"os"
+	"os/signal"
+	"syscall"
+
+	"datarush/internal/competition/config"
+	"datarush/internal/competition/server"
+)
+
+func main() {
+	cfg, err := config.Load()
+	if err != nil {
+		log.Fatalf("failed to load config: %v", err)
+	}
+
+	srv := server.New(cfg)
+
+	if err := srv.Start(); err != nil {
+		log.Fatalf("failed to start server: %v", err)
+	}
+
+	quit := make(chan os.Signal, 1)
+	signal.Notify(quit, syscall.SIGINT, syscall.SIGTERM)
+	<-quit
+
+	log.Println("shutting down competition server...")
+	srv.Stop()
+	log.Println("competition server stopped")
+}