Update Python versions and package dependencies

.github/workflows/python-app.yml

@@ -19,10 +19,10 @@ jobs:
 
     steps:
     - uses: actions/checkout@v2
-    - name: Set up Python 3.8
+    - name: Set up Python 3.11
       uses: actions/setup-python@v2
       with:
-        python-version: 3.8
+        python-version: 3.11
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip

.github/workflows/python-test.yml

@@ -19,7 +19,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: [3.7]
+        python-version: [3.10, 3.11]
 
     steps:
     - uses: actions/checkout@v2

req.txt

@@ -1,5 +1,12 @@
-tensorflow>2.0
+tensorflow==2.10
 matplotlib
 slackclient
 python-dotenv
 psutil
+aiohttp>=3.9.2 # not directly required, pinned by Snyk to avoid a vulnerability
+fonttools>=4.43.0 # not directly required, pinned by Snyk to avoid a vulnerability
+numpy>=1.22.2 # not directly required, pinned by Snyk to avoid a vulnerability
+pillow>=10.2.0 # not directly required, pinned by Snyk to avoid a vulnerability
+setuptools>=65.5.1 # not directly required, pinned by Snyk to avoid a vulnerability
+werkzeug>=2.3.8 # not directly required, pinned by Snyk to avoid a vulnerability
+wheel>=0.38.0 # not directly required, pinned by Snyk to avoid a vulnerability