Cleanup workflows

- Added Bandit
- Added unimport, isort, flynt
- Added PyRight
- Enabled preview mode on Bandit

.github/workflows/pyright.yml

@@ -0,0 +1,28 @@
+name: PyRight
+
+on: [ pull_request, push ]
+
+jobs:
+  build:
+    if: github.event.pull_request.user.type != 'Bot'
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version: [ '3.8', '3.9', '3.10' ]
+
+    steps:
+      - name: Checkout Repository
+        uses: actions/checkout@v3
+
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v2
+        with:
+          python-version: ${{ matrix.python-version }}
+
+      - name: Install PyRight & Dependencies
+        run: |
+          pip install -U pip pyright
+          pip install -Ur requirements.txt
+
+      - name: Run PyRight
+        run: pyright ./