Add MIT LICENSE file and update pyproject.toml

- Add MIT LICENSE file with standard license text
- Update pyproject.toml to reference LICENSE file
- LICENSE is now properly included in built wheels
- All tests continue to pass

Co-authored-by: dev-ankit <1901680+dev-ankit@users.noreply.github.com>

Author: Copilot

LICENSE

@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2024 Ankit
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

pyproject.toml

@@ -8,7 +8,7 @@ version = "0.1.0"
 description = "Compare Locust performance metrics between runs"
 readme = "README.md"
 requires-python = ">=3.8"
-license = {text = "MIT"}
+license = {file = "LICENSE"}
 authors = [
     {name = "Ankit", email = "dev@ankit.dev"},
 ]