Remove "Under construction" warning, bump version

The library is ready to publicize, so we can remove the "Under
construction" warning and bump the version 0.0.0.0 -> 0.1.0.0.

README.md

@@ -8,9 +8,6 @@ SPDX-License-Identifier: BSD-3-Clause
 [![CI](https://github.com/pgujjula/apply-merge/actions/workflows/ci.yml/badge.svg?branch=main)](https://github.com/pgujjula/apply-merge/actions/workflows/ci.yml)
 [![REUSE status](https://api.reuse.software/badge/github.com/pgujjula/apply-merge)](https://api.reuse.software/info/github.com/pgujjula/apply-merge)
 
-⚠️ Under construction. No stability guarantees, even commit history may be
-overwritten.
-
 ## Overview
 
 This library provides a function

apply-merge.cabal

@@ -5,7 +5,7 @@ cabal-version: 3.6
 -- see: https://github.com/sol/hpack
 
 name:           apply-merge
-version:        0.0.0.0
+version:        0.1.0.0
 synopsis:       Lift a binary, increasing function onto two ordered lists and sort the output
 description:    Please see the README on GitHub at <https://github.com/pgujjula/apply-merge#readme>
 category:       Data

package.yaml

@@ -3,7 +3,7 @@
 verbatim:
   cabal-version: 3.6
 name:        apply-merge
-version:     0.0.0.0
+version:     0.1.0.0
 synopsis:    Lift a binary, increasing function onto two ordered lists and sort the output
 description: Please see the README on GitHub at <https://github.com/pgujjula/apply-merge#readme>
 category:    Data