feat: Implement Trillium notes executor for searching and creating notes via ETAPI

- Added `trillium.py` for searching and creating notes with Trillium's ETAPI.
- Implemented `search_notes` and `create_note` functions with appropriate error handling and validation.

feat: Add web search functionality using DuckDuckGo

- Introduced `web_search.py` for performing web searches without API keys.
- Implemented `search_web` function with result handling and validation.

feat: Create provider-agnostic function caller for iterative tool calling

- Developed `function_caller.py` to manage LLM interactions with tools.
- Implemented iterative calling logic with error handling and tool execution.

feat: Establish a tool registry for managing available tools

- Created `registry.py` to define and manage tool availability and execution.
- Integrated feature flags for enabling/disabling tools based on environment variables.

feat: Implement event streaming for tool calling processes

- Added `stream_events.py` to manage Server-Sent Events (SSE) for tool calling.
- Enabled real-time updates during tool execution for enhanced user experience.

test: Add tests for tool calling system components

- Created `test_tools.py` to validate functionality of code execution, web search, and tool registry.
- Implemented asynchronous tests to ensure proper execution and result handling.

chore: Add Dockerfile for sandbox environment setup

- Created `Dockerfile` to set up a Python environment with necessary dependencies for code execution.

chore: Add debug regex script for testing XML parsing

- Introduced `debug_regex.py` to validate regex patterns against XML tool calls.

chore: Add HTML template for displaying thinking stream events

- Created `test_thinking_stream.html` for visualizing tool calling events in a user-friendly format.

test: Add tests for OllamaAdapter XML parsing

- Developed `test_ollama_parser.py` to validate XML parsing with various test cases, including malformed XML.

sandbox/Dockerfile

@@ -0,0 +1,30 @@
+FROM python:3.11-slim
+
+# Install runtime dependencies
+RUN apt-get update && apt-get install -y \
+    bash \
+    coreutils \
+    && rm -rf /var/lib/apt/lists/*
+
+# Install common Python packages for data analysis and computation
+RUN pip install --no-cache-dir \
+    numpy \
+    pandas \
+    requests \
+    matplotlib \
+    scipy
+
+# Create non-root user for security
+RUN useradd -m -u 1000 sandbox
+
+# Create execution directory
+RUN mkdir /executions && chown sandbox:sandbox /executions
+
+# Switch to non-root user
+USER sandbox
+
+# Set working directory
+WORKDIR /executions
+
+# Keep container running
+CMD ["tail", "-f", "/dev/null"]