fix: Fix package version (#106)

Attempt to fix the package version bug by fetching the entire repo
in the package build workflow. This should get the tag so it can be
used when setting the version.

Closes #106.

Author: jongracecox

.github/workflows/pr_check.yaml

@@ -36,7 +36,10 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v3
+      - name: Checkout code
+        uses: actions/checkout@v3
+        with:
+          fetch-depth: 0  # Fetch the entire history including tags
 
       - name: Set up Python
         uses: actions/setup-python@v4