chore: include pre-built dist for github install

dist/tools/ast-grep/constants.d.ts

@@ -0,0 +1,5 @@
+export type { EnvironmentCheckResult } from "./environment-check";
+export { checkEnvironment, formatEnvironmentCheck } from "./environment-check";
+export { CLI_LANGUAGES, NAPI_LANGUAGES, LANG_EXTENSIONS } from "./language-support";
+export { DEFAULT_TIMEOUT_MS, DEFAULT_MAX_OUTPUT_BYTES, DEFAULT_MAX_MATCHES } from "./language-support";
+export { findSgCliPathSync, getSgCliPath, setSgCliPath } from "./sg-cli-path";