add make install

Author: huan

.github/workflows/python-app.yml

@@ -22,9 +22,8 @@ jobs:
         python-version: 3.8
     - name: Install dependencies
       run: |
-        python -m pip install --upgrade pip
-        pip install flake8 pytest
-        if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
+        python3 -m pip install --upgrade pip
+        make install
     - name: Lint with flake8
       run: |
         # stop the build if there are Python syntax errors or undefined names

Makefile

@@ -4,6 +4,7 @@ all: install example
 .PHONY: install
 install:
 	pip3 install -r requirements.txt
+	pip3 install -r requirements-dev.txt
 
 .PHONY: bot
 bot:

requirements-dev.txt

@@ -0,0 +1,2 @@
+flake8
+pytest