v4.7.2.116

• feat: Experimental multi-session REPL over local named pipes.
• feat: independent C# state and multiple named worlds per session.
• feat: 2dog repl supports terminal attachment and agent/process access through exec, sessions and close; connected terminals retain colors and tab completion.
• feat: REPL queued submissions / cancellation
• feat: res:// resource completion
• feat: new showcase playground scene
• fix: engine restart callback cleanup
• fix: macOS pipe-path limits
• fix: REPL JSON parsing races in test
• fix: imports race with test startup.

Full Changelog: v4.7.2.114...v4.7.2.116