yeji-im · yeji-im · Jan 15, 2026 · Jan 15, 2026 · Jan 15, 2026 · Jan 15, 2026
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
@@ -0,0 +1,27 @@
+name: CI
+
+on:
+  pull_request:
+    branches: ["main"]
+  push:
+    branches: ["main"]
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: "3.11"
+
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install -r requirements.txt
+
+      - name: Run tests
+        run: pytest -q
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
@@ -0,0 +1,31 @@
+name: Release Artifact
+
+on:
+  push:
+    branches: ["main"]
+
+jobs:
+  release:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: "3.11"
+
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install -r requirements.txt
+
+      - name: Generate site artifact
+        run: python tools/generate_site.py
+
+      - name: Upload artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: site-dist
+          path: dist/index.html
diff --git a/app/__init__.py b/app/__init__.py
@@ -0,0 +1 @@
+"""App package."""
diff --git a/app/message.py b/app/message.py
@@ -0,0 +1,5 @@
+def render_message(name: str) -> str:
+    name = (name or "").strip()
+    if not name:
+        name = "anonymous"
+    return f"Hello, {name}!"
diff --git a/data/name.txt b/data/name.txt
@@ -0,0 +1 @@
+Yeji
diff --git a/dist/index.html b/dist/index.html
@@ -0,0 +1,20 @@
+<!doctype html>
+<html lang="en">
+<head>
+  <meta charset="utf-8" />
+  <meta name="viewport" content="width=device-width, initial-scale=1" />
+  <title>Day4 Artifact Demo</title>
+  <style>
+    body { font-family: Arial, Helvetica, sans-serif; padding: 24px; }
+    .box { max-width: 720px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; }
+  </style>
+</head>
+<body>
+  <div class="box">
+    <h1>CI + Artifact CD Demo</h1>
+    <p><strong>Name:</strong> Yeji</p>
+    <p><strong>Message:</strong> Hello, Yeji!</p>
+    <p><strong>Generated at (UTC):</strong> 2026-01-15 16:32:49 UTC</p>
+  </div>
+</body>
+</html>
diff --git a/requirements.txt b/requirements.txt
@@ -0,0 +1 @@
+pytest==8.3.2
diff --git a/submissions/kyeowo1221.md b/submissions/kyeowo1221.md
diff --git a/tests/test_message.py b/tests/test_message.py
@@ -0,0 +1,20 @@
+from pathlib import Path
+import sys
+
+ROOT = Path(__file__).resolve().parents[1]
+if str(ROOT) not in sys.path:
+    sys.path.insert(0, str(ROOT))
+
+from app.message import render_message
+
+
+def test_render_message_normal():
+    assert render_message("Yeji") == "Hello, Yeji!"
+
+
+def test_render_message_trims():
+    assert render_message("  Yeji  ") == "Hello, Yeji!"
+
+
+def test_render_message_empty():
+    assert render_message("") == "Hello, anonymous!"
diff --git a/tools/generate_site.py b/tools/generate_site.py
@@ -0,0 +1,46 @@
+from datetime import datetime, timezone
+from pathlib import Path
+import sys
+
+ROOT = Path(__file__).resolve().parents[1]
+if str(ROOT) not in sys.path:
+    sys.path.insert(0, str(ROOT))
+
+from app.message import render_message
+DATA = ROOT / "data" / "name.txt"
+OUT = ROOT / "dist" / "index.html"
+
+
+def main():
+    name = DATA.read_text(encoding="utf-8").strip()
+    rendered = render_message(name)
+    now = datetime.now(timezone.utc).strftime("%Y-%m-%d %H:%M:%S UTC")
+
+    html = f"""<!doctype html>
+<html lang="en">
+<head>
+  <meta charset="utf-8" />
+  <meta name="viewport" content="width=device-width, initial-scale=1" />
+  <title>Day4 Artifact Demo</title>
+  <style>
+    body {{ font-family: Arial, Helvetica, sans-serif; padding: 24px; }}
+    .box {{ max-width: 720px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; }}
+  </style>
+</head>
+<body>
+  <div class="box">
+    <h1>CI + Artifact CD Demo</h1>
+    <p><strong>Name:</strong> {name}</p>
+    <p><strong>Message:</strong> {rendered}</p>
+    <p><strong>Generated at (UTC):</strong> {now}</p>
+  </div>
+</body>
+</html>
+"""
+    OUT.parent.mkdir(parents=True, exist_ok=True)
+    OUT.write_text(html, encoding="utf-8")
+    print(f"Wrote {OUT}")
+
+
+if __name__ == "__main__":
+    main()