port(m1): wave 6c — Unity + Steam/FB/Adjust static-class shims (696->572)
Off-battle-path static surfaces (CS0103 cluster):
- UnityStatics: Gizmos, Physics2D, Caching, GUIUtility, Cursor, ColorUtility,
ScreenCapture, RenderSettings, JsonUtility, Social + CursorLockMode enum.
- RaycastHit2D implicit-bool operator; ILocalUser in SocialPlatforms.
- Steamworks: Callback<T>.Create, AppId_t/CSteamID/HAuthTicket/SteamNetworkingIdentity,
MicroTxn/GetAuthSessionTicket response structs, SteamAPI/User/Utils/Client statics.
Removed empty dup GetAuthSessionTicketResponse_t from ThirdParty.cs.
- Facebook.Unity: FB + ILoginResult + FacebookDelegate<T>; com.adjust.sdk.Adjust;
global TimeNativePlugin/Packsize native-plugin stubs.
Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>