diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
new file mode 100644
index 0000000..30c9120
--- /dev/null
+++ b/.github/workflows/publish.yml
@@ -0,0 +1,31 @@
+# This workflow will upload a Python Package using Twine when a release is created
+# For more information see: https://docs.github.com/en/actions/automating-builds-and-tests/building-and-testing-python#publishing-to-package-registries
+
+name: Publish chatpdb
+
+on:
+  release:
+    types: [published]
+
+permissions:
+  contents: read
+
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v4
+    - name: Set up Python
+      uses: actions/setup-python@v5
+      with:
+        python-version: '3.x'
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install build
+    - name: Build package
+      run: python -m build
+    - name: Publish package
+      uses: pypa/gh-action-pypi-publish@27b31702a0e7fc50959f5ad993c78deac1bdfc29
+      with:
+        password: ${{ secrets.PYPI_API_TOKEN }}
diff --git a/chatpdb/__main__.py b/chatpdb/__main__.py
index c84d9c3..bcef64a 100644
--- a/chatpdb/__main__.py
+++ b/chatpdb/__main__.py
@@ -49,6 +49,9 @@ def _get_debugger_cls():
 
     # Let IPython decide about which debugger class to use
     # This is especially important for tools that fiddle with stdout
+    if getattr(type(shell), "__module__", "").startswith("google.colab"):
+        # Google Colab has its own debugger, ChatPdb seems to work though
+        return ChatPdb
     return ChatPdb if shell.simple_prompt else TerminalChatPdb
 
 
diff --git a/chatpdb/chat/llm/openai.py b/chatpdb/chat/llm/openai.py
index 6f3f482..1f4979a 100644
--- a/chatpdb/chat/llm/openai.py
+++ b/chatpdb/chat/llm/openai.py
@@ -5,12 +5,16 @@
 from pydantic import BaseModel
 
 
-client = OpenAI(
-    api_key=os.environ.get("CHAT_PDB_OPENAI_API_KEY")
-    or os.environ.get("OPENAI_API_KEY"),
-    organization=os.environ.get("CHAT_PDB_OPENAI_ORG_ID")
-    or os.environ.get("OPENAI_ORG_ID"),
-)
+def get_client() -> OpenAI:
+    api_key = os.environ.get("CHAT_PDB_OPENAI_API_KEY") or os.environ.get(
+        "OPENAI_API_KEY"
+    )
+    organization = os.environ.get("CHAT_PDB_OPENAI_ORG_ID") or os.environ.get(
+        "OPENAI_ORG_ID"
+    )
+    if not api_key:
+        raise ValueError("OpenAI API key not set")
+    return OpenAI(api_key=api_key, organization=organization)
 
 
 def get_model() -> str:
@@ -35,7 +39,7 @@ def user_message(cls, content: str) -> "OpenAIMessage":
 def prompt(messages: List[OpenAIMessage]) -> str:
     if not messages:
         raise ValueError("messages must not be empty for OpenAI prompt")
-    response = client.chat.completions.create(
+    response = get_client().chat.completions.create(
         messages=[message.model_dump() for message in messages],  # type: ignore
         model=get_model(),
     )
@@ -45,7 +49,7 @@ def prompt(messages: List[OpenAIMessage]) -> str:
 def prompt_streaming(messages: List[OpenAIMessage]) -> Iterable[str]:
     if not messages:
         raise ValueError("messages must not be empty for OpenAI prompt")
-    completion_stream = client.chat.completions.create(  # type: ignore
+    completion_stream = get_client().chat.completions.create(  # type: ignore
         messages=[message.model_dump() for message in messages],  # type: ignore
         model=get_model(),
         stream=True,
diff --git a/chatpdb/chat/prompts/util.py b/chatpdb/chat/prompts/util.py
index abcec75..bcba351 100644
--- a/chatpdb/chat/prompts/util.py
+++ b/chatpdb/chat/prompts/util.py
@@ -30,6 +30,8 @@ def format_stack_trace(stack_trace: List[traceback.FrameSummary]) -> str:
                             content.append(f"  {i + 1} | {line}")
                     file_contents[filename] = "".join(content)
             except (FileNotFoundError, IOError):
+                # Just continue if we can't read the file
+                # Later we can show a warning in verbose mode or similar
                 pass
 
     files = []
diff --git a/pyproject.toml b/pyproject.toml
index 4f0d5bc..71cd2a1 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "chatpdb"
-version = "0.1.10"
+version = "0.1.13"
 authors = [
   { name="Caelean Barnes", email="caeleanb@gmail.com" },
   { name="Evan Doyle", email="evanmdoyle@gmail.com" },
@@ -52,5 +52,7 @@ reportMissingTypeStubs = false
 requires = ["setuptools>=61.0"]
 build-backend = "setuptools.build_meta"
 
-[tool.setuptools]
-packages = ["chatpdb", "chatpdb.chat", "chatpdb.parsing"]
+[tool.setuptools.packages.find]
+where = ["."]
+include = ["chatpdb*"]
+namespaces = false