diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 153ff0b..d964a97 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -65,3 +65,23 @@ jobs:
 
       - name: Run poly check
         run: uv run poly check
+
+  type-check:
+    name: Type Check
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Install uv
+        uses: astral-sh/setup-uv@v5
+        with:
+          enable-cache: true
+
+      - name: Set up Python
+        run: uv python install
+
+      - name: Install dependencies
+        run: uv sync --all-extras --dev
+
+      - name: Run type check
+        run: uv run ty check
diff --git a/.gitignore b/.gitignore
index 6de2c94..52bc250 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
 *.pyc
 *.db
 .coverage
+.opencode
\ No newline at end of file
diff --git a/.vscode/settings.json b/.vscode/settings.json
index b779df6..5f16e45 100644
--- a/.vscode/settings.json
+++ b/.vscode/settings.json
@@ -7,5 +7,6 @@
     "polyclean",
     "polylith",
     "unposted"
-  ]
+  ],
+  "python-envs.defaultEnvManager": "ms-python.python:system"
 }
diff --git a/uv.lock b/uv.lock
index 9b59756..cc12cb5 100644
--- a/uv.lock
+++ b/uv.lock
@@ -2,6 +2,12 @@ version = 1
 revision = 3
 requires-python = ">=3.12"
 
+[manifest]
+members = [
+    "polyclean-workspace",
+    "publishing-service",
+]
+
 [[package]]
 name = "aiosqlite"
 version = "0.22.1"
@@ -484,6 +490,29 @@ wheels = [
     { url = "https://files.pythonhosted.org/packages/a4/3b/8822e6b4684af690d3639e187d1e4c66d1d503321f685bfefbcd04437054/polylith_cli-1.43.0-py3-none-any.whl", hash = "sha256:d8ba506dd187432c497239045af8cf23f9d3db2ed926f99485ca15b8cb5a5598", size = 73163, upload-time = "2026-03-03T20:28:18.664Z" },
 ]
 
+[[package]]
+name = "publishing-service"
+version = "0.1.0"
+source = { editable = "projects/publishing_service" }
+dependencies = [
+    { name = "aiosqlite" },
+    { name = "fastapi" },
+    { name = "httpx" },
+    { name = "pydantic" },
+    { name = "requests" },
+    { name = "uvicorn", extra = ["standard"] },
+]
+
+[package.metadata]
+requires-dist = [
+    { name = "aiosqlite" },
+    { name = "fastapi" },
+    { name = "httpx" },
+    { name = "pydantic" },
+    { name = "requests" },
+    { name = "uvicorn", extras = ["standard"] },
+]
+
 [[package]]
 name = "pydantic"
 version = "2.12.5"