diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 89d2a79..9ae1357 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -18,7 +18,24 @@ permissions:
   packages: write
 
 jobs:
+  ci:
+    name: Verify CI passes
+    runs-on: [self-hosted, linux, x64]
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-python@v5
+        with:
+          python-version: '3.12'
+          cache: 'pip'
+      - name: Install dependencies
+        run: pip install -r requirements.txt -r requirements-dev.txt --quiet
+      - name: Lint
+        run: ruff check . && ruff format --check .
+      - name: Test
+        run: pytest
+
   release:
+    needs: ci
     name: Bump version and release
     runs-on: [self-hosted, linux, x64]
     if: "!contains(github.event.head_commit.message, '[skip ci]')"
diff --git a/app/main.py b/app/main.py
index 66c4b65..2025915 100644
--- a/app/main.py
+++ b/app/main.py
@@ -796,6 +796,8 @@ async def api_deploy(request: Request, slug: str, body: DeployRequest, worker_id
     svc = catalog.get_service(slug)
     if not svc:
         raise HTTPException(status_code=404, detail=f"Service '{slug}' not found")
+    if svc.get("status") == "dead":
+        raise HTTPException(status_code=410, detail=f"Service '{slug}' is no longer available (dead/discontinued)")
 
     docker_conf = svc.get("docker", {})
     image = docker_conf.get("image")
diff --git a/docs/guides/peer2profit.md b/docs/guides/peer2profit.md
index 8cad891..9563194 100644
--- a/docs/guides/peer2profit.md
+++ b/docs/guides/peer2profit.md
@@ -1,5 +1,8 @@
 # Peer2Profit
 
+> [!CAUTION]
+> **Deprecated:** Peer2Profit is no longer operational and has been marked as dead in CashPilot. Deployment is blocked. This guide is kept for reference only.
+
 > **Category:** Bandwidth Sharing | **Status:** Dead
 > **Website:** [https://peer2profit.com](https://peer2profit.com)
 
diff --git a/requirements-dev.txt b/requirements-dev.txt
index f362c0e..ca01fbc 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,4 +1,5 @@
 pytest>=8.0
 pytest-asyncio>=0.23
 pytest-cov>=5.0
+ruff>=0.11.0
 tzdata>=2024.1
diff --git a/tests/test_main_deploy_routes.py b/tests/test_main_deploy_routes.py
index d1925e3..ede5a44 100644
--- a/tests/test_main_deploy_routes.py
+++ b/tests/test_main_deploy_routes.py
@@ -125,6 +125,17 @@ def test_deploy_no_image(self, client):
             resp = client.post("/api/deploy/grass", json={})
             assert resp.status_code == 400
 
+    def test_deploy_dead_service(self, client):
+        svc = {"slug": "peer2profit", "name": "Peer2Profit", "status": "dead", "docker": {"image": "x"}}
+        with (
+            _auth_owner(),
+            patch("app.main.database.list_workers", new_callable=AsyncMock, return_value=[_online_worker()]),
+            patch("app.main.catalog.get_service", return_value=svc),
+        ):
+            resp = client.post("/api/deploy/peer2profit", json={})
+            assert resp.status_code == 410
+            assert "no longer available" in resp.json()["detail"]
+
     def test_deploy_no_auth(self, client):
         with _no_auth():
             resp = client.post("/api/deploy/honeygain", json={})