feat: Add emoji to slack message blocks #423

	name: CI

	on:
	push:
	branches: [main]
	pull_request:
	paths:
	- .github/workflows/ci.yml
	- src/**
	- .dockerignore
	- Cargo.lock
	- Cargo.toml
	- Dockerfile

	concurrency:
	group: ${{ github.workflow }}-${{ github.ref }}
	cancel-in-progress: true

	defaults:
	run:
	shell: bash

	env:
	CARGO_TERM_COLOR: always
	CARGO_INCREMENTAL: 0
	RUSTFLAGS: "-Dwarnings"

	jobs:
	before-build-checks:
	name: Before build checks
	runs-on: ubuntu-latest
	timeout-minutes: 10
	permissions:
	contents: read
	steps:
	- uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4

	- uses: actions/cache@0c907a75c2c80ebcb7f088228285e798b750cf8f # v4
	with:
	path: \|
	~/.cargo/bin/
	~/.cargo/registry/index/
	~/.cargo/registry/cache/
	~/.cargo/git/db/
	target/
	key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}

	- name: Format
	run: cargo fmt --all --check --verbose

	- name: Clippy
	run: cargo clippy --all-targets --all-features

	- name: Check packages
	run: cargo check --locked --verbose

	- name: Test
	run: cargo test --verbose

	build:
	needs: before-build-checks
	name: Build
	runs-on: ubuntu-latest
	timeout-minutes: 30
	permissions:
	contents: read
	env:
	PLATFORM_PAIR: linux-amd64
	steps:
	- uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4

	- uses: docker/setup-buildx-action@f7ce87c1d6bead3e36075b2ce75da1f6cc28aaca # v3

	- uses: docker/build-push-action@0adf9959216b96bec444f325f1e493d4aa344497 # v6
	with:
	push: false
	file: Dockerfile
	tags: takashicc/slack-approval:latest
	cache-from: type=gha,scope=${{ env.PLATFORM_PAIR }}
	cache-to: type=gha,mode=max,scope=${{ env.PLATFORM_PAIR }}

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