diff --git a/co-gahusb/.gitignore b/co-gahusb/.gitignore
new file mode 100644
index 0000000..77ac754
--- /dev/null
+++ b/co-gahusb/.gitignore
@@ -0,0 +1,3 @@
+.venv/
+__pycache__/
+*.pyc
diff --git a/co-gahusb/Dockerfile b/co-gahusb/Dockerfile
new file mode 100644
index 0000000..0d946d4
--- /dev/null
+++ b/co-gahusb/Dockerfile
@@ -0,0 +1,12 @@
+FROM python:3.12-slim-bookworm
+ENV PYTHONUNBUFFERED=1
+
+WORKDIR /app
+
+COPY requirements.txt .
+RUN pip install --no-cache-dir --timeout 600 --retries 5 -r requirements.txt
+
+COPY . .
+
+EXPOSE 8000
+CMD ["uvicorn", "app.server:app", "--host", "0.0.0.0", "--port", "8000", "--workers", "1"]
diff --git a/co-gahusb/app/__init__.py b/co-gahusb/app/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/co-gahusb/app/config.py b/co-gahusb/app/config.py
new file mode 100644
index 0000000..e1e8d58
--- /dev/null
+++ b/co-gahusb/app/config.py
@@ -0,0 +1,21 @@
+# co-gahusb/app/config.py
+import os
+
+REDIS_URL = os.environ.get("REDIS_URL", "redis://redis:6379")
+CO_BUS_KEY = os.environ.get("CO_BUS_KEY", "")
+
+# 협업 역할 (세션별 1:1)
+ROLES = ("FE", "BE", "AI", "Producer")
+
+# 교차 리소스 어드바이저리 락 대상 (이 외 이름도 락은 가능하나, 규약상 명시 대상)
+LOCKABLE_RESOURCES = (
+    "nas-deploy",
+    "stock-db-schema",
+    "lotto-db-schema",
+    "memory-mirror",
+    "nginx-conf",
+    "compose",
+)
+
+DEFAULT_LOCK_TTL = 300
+TEAM_LOG_MAXLEN = 500
diff --git a/co-gahusb/requirements.txt b/co-gahusb/requirements.txt
new file mode 100644
index 0000000..9f6052d
--- /dev/null
+++ b/co-gahusb/requirements.txt
@@ -0,0 +1,7 @@
+mcp>=1.2.0
+starlette>=0.37
+uvicorn[standard]==0.34.0
+redis>=5.0
+pytest>=8.0
+pytest-asyncio>=0.24
+fakeredis>=2.21
diff --git a/co-gahusb/tests/__init__.py b/co-gahusb/tests/__init__.py
new file mode 100644
index 0000000..e69de29