chore: 릴리즈 자동화와 배지 설정 추가

.github/CODEOWNERS

@@ -0,0 +1 @@
+* @dev-minsoo

.github/workflows/ci.yml

@@ -0,0 +1,31 @@
+name: CI
+
+on:
+  pull_request:
+  push:
+    branches:
+      - main
+
+jobs:
+  lint-and-build:
+    name: Lint and Build
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: 22
+          cache: npm
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Run lint
+        run: npm run lint
+
+      - name: Run build
+        run: npm run build

.github/workflows/release.yml

@@ -0,0 +1,44 @@
+name: Release
+
+on:
+  push:
+    branches:
+      - main
+
+permissions:
+  contents: read
+
+jobs:
+  release:
+    name: Release
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+      issues: write
+      pull-requests: write
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: 22
+          cache: npm
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Run lint
+        run: npm run lint
+
+      - name: Run build
+        run: npm run build
+
+      - name: Create release
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        run: npx -p semantic-release@25 -p @semantic-release/commit-analyzer@13 -p @semantic-release/release-notes-generator@14 -p @semantic-release/github@12 semantic-release

README.ko.md

@@ -4,6 +4,7 @@
 
 <p align="center">
   <a href="LICENSE"><img src="https://img.shields.io/badge/license-MIT-blue.svg" alt="license"/></a>
+  <a href="https://github.com/dev-minsoo/AlgorithmHub/releases"><img src="https://img.shields.io/github/v/release/dev-minsoo/AlgorithmHub?display_name=tag" alt="release"/></a>
 </p>
 
 <p align="center">

README.md

@@ -4,6 +4,7 @@
 
 <p align="center">
   <a href="LICENSE"><img src="https://img.shields.io/badge/license-MIT-blue.svg" alt="license"/></a>
+  <a href="https://github.com/dev-minsoo/AlgorithmHub/releases"><img src="https://img.shields.io/github/v/release/dev-minsoo/AlgorithmHub?display_name=tag" alt="release"/></a>
 </p>
 
 <p align="center">

release.config.mjs

@@ -0,0 +1,9 @@
+export default {
+  branches: ["main"],
+  tagFormat: "v${version}",
+  plugins: [
+    "@semantic-release/commit-analyzer",
+    "@semantic-release/release-notes-generator",
+    "@semantic-release/github",
+  ],
+};