docs: migrate 4 README files to a single NRG template (#331)

Author: andriishin

.github/workflows/nrg.yml

@@ -0,0 +1,47 @@
+name: Regenerate READMEs
+on:
+  push:
+    branches: [master]
+    paths:
+      - 'README.src.md'
+      - '.github/workflows/nrg.yml'
+  pull_request:
+    paths:
+      - 'README.md'
+      - 'README.cn.md'
+      - 'README.ja.md'
+      - 'README.ko.md'
+      - 'README.src.md'
+permissions:
+  contents: write
+jobs:
+  regenerate:
+    if: github.event_name == 'push'
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}
+      - uses: nanolaba/nrg-action@v1
+        with:
+          file: README.src.md
+          nrg-version: '1.1'
+      - name: Commit regenerated READMEs
+        run: |
+          if [ -n "$(git status --porcelain README.md README.cn.md README.ja.md README.ko.md)" ]; then
+            git config user.name "github-actions[bot]"
+            git config user.email "41898282+github-actions[bot]@users.noreply.github.com"
+            git add README.md README.cn.md README.ja.md README.ko.md
+            git commit -m "docs: regenerate READMEs from README.src.md"
+            git push
+          fi
+  drift-check:
+    if: github.event_name == 'pull_request'
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: nanolaba/nrg-action@v1
+        with:
+          file: README.src.md
+          mode: check
+          nrg-version: '1.1'

README.cn.md

@@ -1,3 +1,5 @@
+<!-- This file was automatically generated by Nanolaba Readme Generator (NRG) 1.1 -->
+<!-- Visit https://github.com/nanolaba/readme-generator for details -->
 <p align="center" style="margin-bottom: -10px"><a href="https://carbon.go-pkg.com/zh" target="_blank"><img src="https://carbon.go-pkg.com/logo.svg?v=2.6.x" width="15%" alt="carbon" /></a></p>
 
 [![Carbon Release](https://img.shields.io/github/release/dromara/carbon.svg)](https://github.com/dromara/carbon/releases)

README.ja.md

@@ -1,3 +1,5 @@
+<!-- This file was automatically generated by Nanolaba Readme Generator (NRG) 1.1 -->
+<!-- Visit https://github.com/nanolaba/readme-generator for details -->
 <p align="center" style="margin-bottom: -10px"><a href="https://carbon.go-pkg.com/zh" target="_blank"><img src="https://carbon.go-pkg.com/logo.svg?v=2.6.x" width="15%" alt="carbon" /></a></p>
 
 [![Carbon Release](https://img.shields.io/github/release/dromara/carbon.svg)](https://github.com/dromara/carbon/releases)

README.ko.md

@@ -1,3 +1,5 @@
+<!-- This file was automatically generated by Nanolaba Readme Generator (NRG) 1.1 -->
+<!-- Visit https://github.com/nanolaba/readme-generator for details -->
 <p align="center" style="margin-bottom: -10px"><a href="https://carbon.go-pkg.com/ko" target="_blank"><img src="https://carbon.go-pkg.com/logo.svg?v=2.6.x" width="15%" alt="carbon" /></a></p>
 
 [![Carbon Release](https://img.shields.io/github/release/dromara/carbon.svg)](https://github.com/dromara/carbon/releases)

README.md

@@ -1,3 +1,5 @@
+<!-- This file was automatically generated by Nanolaba Readme Generator (NRG) 1.1 -->
+<!-- Visit https://github.com/nanolaba/readme-generator for details -->
 <p align="center" style="margin-bottom: -10px"><a href="https://carbon.go-pkg.com/zh" target="_blank"><img src="https://carbon.go-pkg.com/logo.svg?v=2.6.x" width="15%" alt="carbon" /></a></p>
 
 [![Carbon Release](https://img.shields.io/github/release/dromara/carbon.svg)](https://github.com/dromara/carbon/releases)