[test] Okay, let's use the fauly spec literally

In particular, runners and Node.js seems to be failing with Python 2.
We'd better test those to see if they ever break on us.

.github/workflows/literally.yml

@@ -0,0 +1,11 @@
+name: Python package
+on: [push]
+jobs:
+  build:
+    runs-on: "windows-latest"
+    strategy:
+      matrix:
+        python-version:
+          - "2.7"
+    steps:
+    - uses: ilammy/msvc-dev-cmd@v1

.github/workflows/main.yml

@@ -6,6 +6,7 @@ on:
     branches:
       - master
       - release/*
+      - wip/debugging
   schedule:
     - cron: '0 6 * * *'
 
@@ -15,6 +16,13 @@ jobs:
     runs-on: windows-latest
     strategy:
       fail-fast: false
+      matrix:
+        python-version:
+          - '2.7'
+          - '3.5'
+          - '3.6'
+          - '3.7'
+          - '3.8'
     steps:
       - name: Check out source code
         uses: actions/checkout@v1
@@ -23,6 +31,7 @@ jobs:
       - name: Enable Developer Command Prompt
         uses: ./
       - name: Compile and run some C code
+        shell: cmd
         run: |
           cl.exe hello.c
           hello.exe

.github/workflows/release.yml

@@ -0,0 +1,33 @@
+name: msvc-dev-cmd (release)
+
+on:
+  push:
+    branches:
+      - release/*
+      - wip/debugging
+  schedule:
+    - cron: '0 6 * * *'
+
+jobs:
+  test:
+    name: release
+    runs-on: windows-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        python-version:
+          - '2.7'
+          - '3.5'
+          - '3.6'
+          - '3.7'
+          - '3.8'
+    steps:
+      - name: Setup Developer Command Prompt
+        uses: ilammy/msvc-dev-cmd@v1
+      - name: Check out source code
+        uses: actions/checkout@v1
+      - name: Compile and run some C code
+        shell: cmd
+        run: |
+          cl.exe hello.c
+          hello.exe