build: misc updates to repo (#180)

.github/workflows/test_and_deploy.yml

@@ -1,5 +1,9 @@
 name: Test
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 on:
   push:
     branches:
@@ -43,14 +47,6 @@ jobs:
             platform: windows-latest
             backend: pyside6
 
-          # python 3.7
-          - python-version: 3.7
-            platform: macos-latest
-            backend: pyqt5
-          - python-version: 3.7
-            platform: windows-latest
-            backend: pyside2
-
           # legacy Qt
           - python-version: 3.8
             platform: ubuntu-latest
@@ -63,11 +59,6 @@ jobs:
             backend: "pyqt5==5.14.*"
 
     steps:
-      - name: Cancel Previous Runs
-        uses: styfle/cancel-workflow-action@0.11.0
-        with:
-          access_token: ${{ github.token }}
-
       - uses: actions/checkout@v3
 
       - name: Set up Python ${{ matrix.python-version }}
@@ -167,6 +158,8 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
       - name: Set up Python
         uses: actions/setup-python@v4
         with: