SwirEngine 1.2.0

What's Changed

• feat(input): semantic actions, rebinding and control profiles by @Swir in #45
• feat(rendering): static 3D cube batching with draw-call metrics by @Swir in #46
• feat(assets): async preload pipeline with deterministic diagnostics by @Swir in #47
• feat(ui): responsive layout and keyboard/gamepad focus by @Swir in #48
• feat(audio): expanded mixer buses fades spatial controls and diagnostics by @Swir in #49
• feat(animation): tween timelines and gameplay state machines by @Swir in #50
• feat(physics): spatial broad-phase and richer collision queries by @Swir in #51
• feat(editor): project workflow and reversible playtest iteration by @Swir in #52
• ci: harden the final SwirEngine 1.1 release candidate gate by @Swir in #53
• feat(vfx): sparse pooled particle runtime and SwirEngine 1.2 roadmap by @Swir in #54
• feat(text): font fallback and cached layout pipeline by @Swir in #55
• feat(camera): shared 2D/3D camera systems for 1.2 by @Swir in #56
• feat(storage): typed settings migrations and profile saves for 1.2 by @Swir in #57
• feat(network): gameplay messaging RPC and session diagnostics for 1.2 by @Swir in #58
• feat(scene): indexed ECS composition and lifecycle ergonomics for 1.2 by @Swir in #59
• feat(assets): budgeted staged asset streaming for SwirEngine 1.2 by @Swir in #60
• perf(renderer): stream 2D batches and harden VFX hot paths for 1.2 by @Swir in #61
• feat(export): verified desktop shipping pipeline for 1.2 by @Swir in #62
• feat(release): creator hardening and final 1.2 release contract by @Swir in #63

Full Changelog: v1.1.0...v1.2.0