feat: migrated packages to ts

packages/libs/index.ts

@@ -0,0 +1,13 @@
+import * as file from './libs/file.ts'
+import * as yaml from './libs/yaml.ts'
+import * as env from './libs/env.ts'
+import * as error from './libs/error.ts'
+import * as alphaComposite from './libs/alpha_composite.ts'
+import * as envParser from './libs/env_parser.ts'
+
+export { file }
+export { yaml }
+export { env }
+export { error }
+export { alphaComposite }
+export { envParser }