exclude test files from the release (#41)

Author: jshin1394

pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "hatchling.build"
 
 [project]
 name = "google_metrax"
-version = "0.0.9"
+version = "0.1.2"
 authors = [
   { name="Jiwon Shin", email="jshin1394@gmail.com" },
 ]
@@ -21,6 +21,9 @@ license = {file = 'LICENSE'}
 include = [
   "src/*"
 ]
+exclude = [
+  "**/*_test.py"
+]
 
 [tool.hatch.build.targets.wheel]
 packages = ["src/metrax"]