migrate from github

config/config.go

@@ -0,0 +1,19 @@
+package config
+
+import "github.com/caarlos0/env/v11"
+
+type Config struct {
+	Addr            string `env:"ADDR"              envDefault:":1234"`
+	JWTSecret       string `env:"JWT_SECRET"`
+	CollabCoreURL   string `env:"COLLAB_CORE_URL"   envDefault:"ws://collab-core:1234"`
+	BackendGRPCAddr string `env:"BACKEND_GRPC_ADDR" envDefault:"backend:9090"`
+	InternalRPCKey  string `env:"INTERNAL_RPC_KEY"`
+}
+
+func Load() (*Config, error) {
+	cfg := &Config{}
+	if err := env.Parse(cfg); err != nil {
+		return nil, err
+	}
+	return cfg, nil
+}