diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index e753460..499b7b4 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -17,6 +17,8 @@ on:
         required: false
         type: string
   push:
+    branches:
+      - main
     tags:
       - 'v*'
 
@@ -85,12 +87,6 @@ jobs:
         sed -i "s/version = \".*\"/version = \"$NEW_VERSION\"/" pyproject.toml
         echo "Updated pyproject.toml with version $NEW_VERSION"
 
-    - name: Run pre-commit checks
-      run: |
-        echo "Running code quality checks..."
-        uv run ruff check .
-        uv run ruff format --check .
-
     - name: Build package
       run: |
         echo "Building package..."
diff --git a/pyproject.toml b/pyproject.toml
index 741f566..63a963a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -37,7 +37,7 @@ where = ["src"]
 expert = ["prompts/*.md"]
 
 [tool.ruff]
-line-length = 88
+line-length = 100
 target-version = "py313"
 
 [tool.ruff.lint]
diff --git a/src/expert/agent.py b/src/expert/agent.py
index 7163471..e379c35 100644
--- a/src/expert/agent.py
+++ b/src/expert/agent.py
@@ -21,6 +21,7 @@ def __init__(self, config: Config):
         self.agent = None
         self.checkpointer = InMemorySaver()
         self._load_prompts()
+        self.opik_config = None
 
     def _load_prompts(self):
         """Load prompt templates from files."""
@@ -91,19 +92,28 @@ async def setup(self):
             prompt=self.system_prompt,
         )
 
-        # Initialize Opik tracer if configured
+        # Store Opik configuration if configured
         if self.config.opik_api_key:
-            opik_config = self.config.opik_config
-            project_name = opik_config.get("project_name", "invopop-expert")
-
-            self.tracer = OpikTracer(
-                graph=self.agent.get_graph(xray=True), project_name=project_name
-            )
+            self.opik_config = self.config.opik_config
+            project_name = self.opik_config.get("project_name", "invopop-expert")
             print(f"✅ Opik tracing enabled for project: {project_name}")
         else:
-            self.tracer = None
+            self.opik_config = None
             print("⚠️  Opik tracing disabled - missing API key")
 
+    def _create_opik_tracer(self, user_thread_id: str) -> OpikTracer | None:
+        """Create a new OpikTracer instance for the given thread_id."""
+        if not self.opik_config:
+            return None
+
+        project_name = self.opik_config.get("project_name", "invopop-expert")
+
+        # Create tracer with user thread_id in metadata for proper thread tracking
+        tracer = OpikTracer(
+            graph=self.agent.get_graph(xray=True), project_name=project_name, tags=[user_thread_id]
+        )
+        return tracer
+
     async def get_response(self, user_input: str, thread_id: str) -> str:
         """Get response from the agent for a given input."""
         if not self.agent:
@@ -113,9 +123,11 @@ async def get_response(self, user_input: str, thread_id: str) -> str:
             "configurable": {"thread_id": thread_id},
         }
 
-        # Add tracer callback if available
-        if self.tracer:
-            thread_config["callbacks"] = [self.tracer]
+        # Create a new tracer instance for this conversation
+        # The tracer uses the original thread_id in metadata for proper Opik thread tracking
+        tracer = self._create_opik_tracer(thread_id)
+        if tracer:
+            thread_config["callbacks"] = [tracer]
 
         async for chunk in self.agent.astream(
             {"messages": [{"role": "user", "content": user_input}]}, thread_config
diff --git a/src/expert/config.py b/src/expert/config.py
index ea66aee..6c0ee4d 100644
--- a/src/expert/config.py
+++ b/src/expert/config.py
@@ -32,9 +32,7 @@ def _load_config(self) -> dict[str, Any]:
             with open(self.config_path) as f:
                 return yaml.safe_load(f)
         except FileNotFoundError as e:
-            raise FileNotFoundError(
-                f"Configuration file not found: {self.config_path}"
-            ) from e
+            raise FileNotFoundError(f"Configuration file not found: {self.config_path}") from e
         except yaml.YAMLError as e:
             raise ValueError(f"Invalid YAML configuration: {e}") from e
 
@@ -92,9 +90,7 @@ def mcp_config(self) -> dict[str, Any]:
         # Expand home directory paths
         for server_config in config.values():
             if "args" in server_config:
-                server_config["args"] = [
-                    os.path.expanduser(arg) for arg in server_config["args"]
-                ]
+                server_config["args"] = [os.path.expanduser(arg) for arg in server_config["args"]]
 
         return config