removed unnecessary interface impls from db, tx #215

	name: CI
	on:
	push:
	branches:
	- "**"
	env:
	GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
	jobs:
	test:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v1
	- uses: actions/setup-go@v2
	with:
	go-version: "1.22"
	- run: make up
	- name: Check generated codes
	run: \|
	go install
	go run tool/modelgen/main.go
	go run tool/rdmegen/main.go
	make fmt
	git diff --exit-code
	- run: make test
	- uses: codecov/codecov-action@v1
	with:
	token: ${{ secrets.CODECOV_TOKEN }}
	file: coverage.out

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