Add Windows support and CI coverage

README.mdmodified+6-0

Changes to README.md

		⋯856 linesShow the 856 lines above this hunk@@ -857,6 +857,12 @@ generated files, interactive output, or failure handling.
857	857	## Requirements
858	858
859	859	- The exact Zig development build recorded in [`.zig-version`](.zig-version)
	860	+- Linux, macOS, or Windows. All three platforms are required CI targets.
	861	+
	862	+On Windows, discovery accepts native `\\` paths as well as `/` paths and
	863	+launches `zig test` through Zig's portable process API. Ctrl-C and console-close
	864	+events use Windows' native termination behavior; POSIX hosts install cooperative
	865	+SIGINT/SIGTERM handlers for long-running watch and UI modes.
860	866
861	867	See [TOOLCHAIN.md](TOOLCHAIN.md) for the compatibility policy and upgrade
862	868	process.