ENH: Add PyTest CI workflow

Adds workflow to automatically run pytests for proposed changes.

.github/workflows/test.yml

@@ -0,0 +1,25 @@
+name: 'test'
+
+on:
+  [push, pull_request]
+
+jobs:
+  pytest:
+    name: "Test with PyTest"
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3    
+    - uses: actions/setup-python@v4
+      with:
+        python-version: '3.10'
+
+    - name: "Install dependencies"
+      shell: bash
+      run: |
+        python -m pip install .[develop]
+        python -m pip uninstall -y aind_ccf_alignment_experiments
+
+    - name: "Run tests"
+      shell: bash
+      run: |
+        pytest