chore: move the go code into a subfolder

apps/api/internal/feature/feature.go

@@ -0,0 +1,75 @@
+package feature
+
+import (
+	"net/url"
+	"slices"
+)
+
+//go:generate enumer -type Key -transform snake -trimprefix Key
+type Key int
+
+const (
+	// Reserved: 2, 3, 6, 8
+
+	KeyUnspecified                    Key = 0
+	KeyLoginDefaultOrg                Key = 1
+	KeyUserSchema                     Key = 4
+	KeyTokenExchange                  Key = 5
+	KeyImprovedPerformance            Key = 7
+	KeyDebugOIDCParentError           Key = 9
+	KeyOIDCSingleV1SessionTermination Key = 10
+	KeyDisableUserTokenEvent          Key = 11
+	KeyEnableBackChannelLogout        Key = 12
+	KeyLoginV2                        Key = 13
+	KeyPermissionCheckV2              Key = 14
+	KeyConsoleUseV2UserApi            Key = 15
+)
+
+//go:generate enumer -type Level -transform snake -trimprefix Level
+type Level int
+
+const (
+	LevelUnspecified Level = iota
+	LevelSystem
+	LevelInstance
+	LevelOrg
+	LevelProject
+	LevelApp
+	LevelUser
+)
+
+type Features struct {
+	LoginDefaultOrg                bool                      `json:"login_default_org,omitempty"`
+	UserSchema                     bool                      `json:"user_schema,omitempty"`
+	TokenExchange                  bool                      `json:"token_exchange,omitempty"`
+	ImprovedPerformance            []ImprovedPerformanceType `json:"improved_performance,omitempty"`
+	DebugOIDCParentError           bool                      `json:"debug_oidc_parent_error,omitempty"`
+	OIDCSingleV1SessionTermination bool                      `json:"oidc_single_v1_session_termination,omitempty"`
+	DisableUserTokenEvent          bool                      `json:"disable_user_token_event,omitempty"`
+	EnableBackChannelLogout        bool                      `json:"enable_back_channel_logout,omitempty"`
+	LoginV2                        LoginV2                   `json:"login_v2,omitempty"`
+	PermissionCheckV2              bool                      `json:"permission_check_v2,omitempty"`
+	ConsoleUseV2UserApi            bool                      `json:"console_use_v2_user_api,omitempty"`
+}
+
+/* Note: do not generate the stringer or enumer for this type, is it breaks existing events */
+
+type ImprovedPerformanceType int32
+
+const (
+	ImprovedPerformanceTypeUnspecified ImprovedPerformanceType = iota
+	ImprovedPerformanceTypeOrgByID
+	ImprovedPerformanceTypeProjectGrant
+	ImprovedPerformanceTypeProject
+	ImprovedPerformanceTypeUserGrant
+	ImprovedPerformanceTypeOrgDomainVerified
+)
+
+func (f Features) ShouldUseImprovedPerformance(typ ImprovedPerformanceType) bool {
+	return slices.Contains(f.ImprovedPerformance, typ)
+}
+
+type LoginV2 struct {
+	Required bool     `json:"required,omitempty"`
+	BaseURI  *url.URL `json:"base_uri,omitempty"`
+}