Add web-based config interface via ttyd

- Install ttyd in Docker image for browser-based TUI access
- Create docker-entrypoint.sh to run ttyd + bot with auto-restart
- Expose port 7681 for web config access
- Update docker-compose.yml with proper configuration

Access config at http://localhost:7681 after starting container

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Dockerfile

@@ -1,18 +1,54 @@
-FROM python:3.11-slim
+# MeshAI Dockerfile
+# LLM-powered Meshtastic assistant
+#
+# Build: docker build -t meshai .
+# Run:   docker run -d --name meshai \
+#          --device=/dev/ttyUSB0 \
+#          -p 7681:7681 \
+#          -v meshai_data:/data \
+#          meshai
+
+FROM python:3.11-slim-bookworm
 
 LABEL maintainer="K7ZVX <matt@echo6.co>"
 LABEL description="MeshAI - LLM-powered Meshtastic assistant"
+LABEL version="0.1.0"
+
+# Build arguments
+ARG UID=1000
+ARG GID=1000
+
+# Environment variables
+ENV PYTHONDONTWRITEBYTECODE=1 \
+    PYTHONUNBUFFERED=1 \
+    PIP_NO_CACHE_DIR=1 \
+    PIP_DISABLE_PIP_VERSION_CHECK=1
 
 # Install system dependencies
 RUN apt-get update && apt-get install -y --no-install-recommends \
     gcc \
     libc6-dev \
-    && rm -rf /var/lib/apt/lists/*
+    # For serial communication
+    udev \
+    # For health checks
+    curl \
+    # For process management
+    procps \
+    && rm -rf /var/lib/apt/lists/* \
+    # Install ttyd for web-based config interface
+    && curl -sL https://github.com/tsl0922/ttyd/releases/download/1.7.7/ttyd.x86_64 -o /usr/local/bin/ttyd \
+    && chmod +x /usr/local/bin/ttyd
 
 # Create non-root user
-RUN useradd -m -s /bin/bash meshai
+RUN groupadd -g ${GID} meshai && \
+    useradd -u ${UID} -g ${GID} -m -s /bin/bash meshai && \
+    # Add to dialout group for serial access
+    usermod -aG dialout meshai
+
+# Create directories
+RUN mkdir -p /app /data && \
+    chown -R meshai:meshai /app /data
 
-# Set working directory
 WORKDIR /app
 
 # Copy requirements first for layer caching
@@ -20,22 +56,27 @@ COPY requirements.txt .
 RUN pip install --no-cache-dir -r requirements.txt
 
 # Copy application code
-COPY meshai/ ./meshai/
-COPY pyproject.toml .
-COPY README.md .
+COPY --chown=meshai:meshai meshai/ ./meshai/
+COPY --chown=meshai:meshai pyproject.toml .
+COPY --chown=meshai:meshai README.md .
+COPY --chown=meshai:meshai config.example.yaml .
+COPY --chown=meshai:meshai docker-entrypoint.sh .
 
-# Install the package and fix permissions
-RUN pip install --no-cache-dir -e . && \
-    chown -R meshai:meshai /app
-
-# Create data directory for config and database
-RUN mkdir -p /data && chown meshai:meshai /data
+# Install the package
+RUN pip install --no-cache-dir -e .
 
 # Switch to non-root user
 USER meshai
 
-# Set working directory to data for config files
-WORKDIR /data
+# Data volume mount point
+VOLUME ["/data"]
 
-# Default command
-CMD ["python", "-m", "meshai"]
+# Expose ttyd web config port
+EXPOSE 7681
+
+# Health check
+HEALTHCHECK --interval=30s --timeout=10s --start-period=10s --retries=3 \
+    CMD python -c "import sqlite3; sqlite3.connect('/data/conversations.db').execute('SELECT 1')" || exit 1
+
+# Entrypoint handles config and ttyd
+ENTRYPOINT ["/app/docker-entrypoint.sh"]