follow some compiler warnings #521

	on: [push, pull_request]

	name: CI

	jobs:
	test:
	name: Cortex
	runs-on: ubuntu-latest
	env:
	DB_HOST: localhost
	DB_USERNAME: postgres
	PGPASSWORD: postgres
	steps:
	- name: Install CorTeX Dependencies
	uses: ryankurte/action-apt@v0.2.0
	with:
	packages: "postgresql postgresql-contrib postgresql-client libpq-dev libarchive-dev libsodium-dev libzmq3-dev"
	- name: Start PostgreSQL on Ubuntu
	run: \|
	sudo systemctl start postgresql.service
	- name: Setup Postgresql DB
	run: \|
	sudo -u postgres psql -c 'create database cortex;'
	sudo -u postgres psql -c 'create database cortex_tester;'
	sudo -u postgres psql -c "create user cortex with password 'cortex';"
	sudo -u postgres psql -c "create user cortex_tester with password 'cortex_tester';"
	sudo -u postgres psql -c 'GRANT ALL PRIVILEGES ON DATABASE cortex TO cortex;'
	sudo -u postgres psql -c 'GRANT ALL PRIVILEGES ON DATABASE cortex_tester TO cortex_tester;'
	- uses: actions/checkout@v2
	- uses: actions-rs/toolchain@v1
	with:
	profile: minimal
	toolchain: nightly
	override: true
	- run: \|
	cargo install diesel_cli --vers 1.1.2 --no-default-features --features postgres
	diesel migration run
	DATABASE_URL="postgres://cortex_tester:cortex_tester@localhost/cortex_tester" diesel migration run
	- uses: actions-rs/cargo@v1
	with:
	command: test

Provide feedback