AI 加不了速的，是你的开发流程

#!/usr/bin/env bash
# flow_metrics.sh — 从 Git 历史中计算开发流动指标
# 使用前确保你在项目根目录，且有完整的 merge/commit 历史

set -euo pipefail

REPO_DIR="${1:-.}"
cd "$REPO_DIR"

echo "=== 开发流动指标分析 ==="
echo "仓库: $(git remote get-url origin 2>/dev/null || echo '本地仓库')"
echo ""

# 1. 平均合并间隔（发布批量大小的一个侧面）
echo "📊 最近 50 个 merge commit 的平均间隔（小时）："
git log --merges --format="%ct" -50 | \
  awk 'NR>1 { diff = prev - $1; sum += diff; count++ } { prev = $1 } END { if(count>0) printf "%.1f\n", sum/count/3600; else print "无数据" }'

echo ""

# 2. PR 从打开到合并的平均时长（需要 gh CLI）
echo "📊 最近 30 个 PR 的平均存活时长（小时）："
if command -v gh &>/dev/null; then
  gh pr list --state merged --limit 30 --json createdAt,mergedAt --jq '.[] | ((.mergedAt | strptime("%Y-%m-%dT%H:%M:%SZ") | mktime) - (.createdAt | strptime("%Y-%m-%dT%H:%M:%SZ") | mktime)) / 3600' | \
    awk '{ sum += $1; count++ } END { if(count>0) printf "%.1f\n", sum/count; else print "无数据" }'
else
  echo "（需要安装 gh CLI：brew install gh）"
fi

echo ""

# 3. 每周 commit 数分布（看节奏是否均匀）
echo "📊 最近 12 周的 commit 数分布："
git log --format="%ad" --date=short -500 | \
  awk -F'-' '{ week = $1"-"$2; counts[week]++ } END { for(w in counts) printf "%s: %d commits\n", w, counts[w] }' | \
  sort | tail -12

echo ""
echo "💡 诊断提示："
echo "  - 合并间隔 > 24h → 发布批量可能太大，考虑更频繁合并"
echo "  - PR 存活 > 48h → 审查排队严重，瓶颈在审查而非编码"
echo "  - commit 分布不均 → 可能有大批量提交习惯，减少批量大小"

chmod +x flow_metrics.sh
./flow_metrics.sh /path/to/your/repo

# .github/workflows/continuous-release.yml
# 每次合并到 main 自动发布——缩小批量，加速流动

name: Continuous Release
on:
  push:
    branches: [main]

jobs:
  test:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: actions/setup-python@v5
        with:
          python-version: "3.12"
      - run: pip install -r requirements.txt
      - run: pytest --tb=short -q

  release:
    needs: test
    runs-on: ubuntu-latest
    if: github.ref == 'refs/heads/main'
    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0
      - name: Generate version tag
        run: |
          # 用 commit 数作为版本号，简单但有效
          COUNT=$(git rev-list --count HEAD)
          echo "VERSION=0.${COUNT}" >> $GITHUB_ENV
      - uses: actions/create-release@v1
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          tag_name: v${{ env.VERSION }}
          release_name: Release v${{ env.VERSION }}
          draft: false
          prerelease: false