Fix actions

- Fix branch names
- Update PRs to run on any branch

.gitea/workflows/lint.yml

@@ -0,0 +1,30 @@
+name: Lint
+
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+    branches:
+      - "*"
+
+jobs:
+  lint:
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v2
+
+    - name: Set up Python
+      uses: actions/setup-python@v2
+      with:
+        python-version: 3.x
+
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install flake8
+
+    - name: Run Lint
+      run: |
+        flake8 --max-line-length=88 --ignore=E203,E302,E501 .