Don't support 3.6 anymore.

Author: jwg4

.github/workflows/test.yml

@@ -7,7 +7,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: [3.6, 3.7, 3.8, 3.9]
+        python-version: [3.7, 3.8, 3.9]
         os: [ubuntu-18.04, macos-latest, windows-latest]
         flask-version: ["1.0", 1.1, "2.0", latest]
     runs-on: ${{ matrix.os }}

pyproject.toml

@@ -6,7 +6,7 @@ authors = ["Jack Grahl <jack.grahl@gmail.com>"]
 license = "MIT"
 
 [tool.poetry.dependencies]
-python = "^3.6"
+python = "^3.7"
 Flask = "^1.0"
 
 [tool.poetry.dev-dependencies]