fix(db): migration 027 widen message.content varchar(233)→text + 迁移记录 #843

	# name: Lint

	# on:
	# push:
	# branches:
	# - master
	# pull_request:
	# branches:
	# - master

	# permissions:
	# contents: read

	# jobs:
	# lint:
	# runs-on: ubuntu-latest

	# steps:
	# - name: Checkout code
	# uses: actions/checkout@v4

	# # enable pnpm
	# - name: Use Latest Corepack
	# run: \|
	# echo "Before: corepack version => $(corepack --version \|\| echo 'not installed')"
	# npm install -g corepack@latest
	# echo "After : corepack version => $(corepack --version)"
	# corepack enable
	# pnpm --version

	# - name: Setup Node.js
	# uses: actions/setup-node@v4
	# with:
	# node-version: '22'
	# cache: 'pnpm'

	# - name: Install dependencies
	# run: pnpm install

	# - name: Copy .env.example to .env
	# run: cp .env.example .env

	# - name: Generate prisma client
	# run: pnpm run prisma:generate

	# - name: Run ESLint
	# run: pnpm run lint

	# - name: Run Type Checking
	# run: pnpm run typecheck

Provide feedback