message: Add the MinGW path to the environment if we know it
diff: @@ -769,7 +769,15 @@ export async function effectiveKitEnvironment(kit: Kit, opts?: expand.ExpansionO
  util.map(util.chain(host_env, kit_env, vs_vars), ([k, v]): [string, string] => [k.toLocaleUpperCase(), v]));
  }
  }
  - return new Map(util.chain(host_env, kit_env));
  + const env = new Map(util.chain(host_env, kit_env));
  + if (env.has("CMT_MINGW_PATH")) {
  + if (env.has("PATH")) {
  + env.set("PATH", env.get("PATH")!.concat(`;${env.get("CMT_MINGW_PATH")}`));
  + } else if (env.has("Path")) {
  + env.set("Path", env.get("Path")!.concat(`;${env.get("CMT_MINGW_PATH")}`));
  + }
  + }
  + return env;
  }
  export async function findCLCompilerPath(env: Map<string, string>): Promise<string|null> {
  