feat(config): support configuration of graphql path (#82)

Co-authored-by: Dustin Deus <deusdustin@gmail.com>

router/cmd/main.go

@@ -74,6 +74,7 @@ func Main() {
 		core.WithIntrospection(cfg.IntrospectionEnabled),
 		core.WithPlayground(cfg.PlaygroundEnabled),
 		core.WithGraphApiToken(cfg.Graph.Token),
+		core.WithGraphQLPath(cfg.GraphQLPath),
 		core.WithModulesConfig(cfg.Modules),
 		core.WithGracePeriod(cfg.GracePeriod),
 		core.WithHealthCheckPath(cfg.HealthCheckPath),

router/core/router.go

@@ -101,7 +101,6 @@ type (
 // Alternatively, use Router.NewTestServer() to create a new Server instance without starting it for testing purposes.
 func NewRouter(opts ...Option) (*Router, error) {
 	r := &Router{}
-	r.graphqlPath = "/graphql"
 
 	for _, opt := range opts {
 		opt(r)
@@ -111,6 +110,11 @@ func NewRouter(opts ...Option) (*Router, error) {
 		r.logger = zap.NewNop()
 	}
 
+	// Default value for graphql path
+	if r.graphqlPath == "" {
+		r.graphqlPath = "/graphql"
+	}
+
 	// Default values for trace and metric config
 
 	if r.traceConfig == nil {

router/internal/config/config.go

@@ -145,6 +145,7 @@ type Config struct {
 	HealthCheckPath      string        `yaml:"health_check_path" default:"/health" envconfig:"HEALTH_CHECK_PATH" validate:"uri"`
 	ReadinessCheckPath   string        `yaml:"readiness_check_path" default:"/health/ready" envconfig:"READINESS_CHECK_PATH" validate:"uri"`
 	LivenessCheckPath    string        `yaml:"liveness_check_path" default:"/health/live" envconfig:"LIVENESS_CHECK_PATH" validate:"uri"`
+	GraphQLPath          string        `yaml:"graphql_path" default:"/graphql" envconfig:"GRAPHQL_PATH"`
 
 	ConfigPath       string `default:"config.yaml" envconfig:"CONFIG_PATH" validate:"omitempty,filepath"`
 	RouterConfigPath string `yaml:"router_config_path" envconfig:"ROUTER_CONFIG_PATH" validate:"omitempty,filepath"`