feat: Refactor Iced panel adapter and introduce build metadata management
- Updated Cargo.toml files across multiple crates to use workspace versioning.
- Enhanced the `iced-panel-adapter` to include a new `plain_slider` module and updated widget rendering to support theme colors.
- Added new theme color utilities for recessed and elevated surfaces in `iced-panel-adapter`.
- Introduced a new `hcie-build-info` crate to manage build metadata, including a build ID system.
- Created a build script to synchronize build IDs across the workspace.
- Added a Makefile for simplified build commands for the Iced application.
- Implemented regression tests for vector shape creation history in the engine API.
- Added a new script for managing Cargo commands with synchronized build ID increments.
- Updated line count report to reflect recent changes in codebase.
- Created a visual plan document for future improvements in the Iced history and panel systems.
- Updated styles in `styles.rs` to include new pane and canvas backgrounds, while marking unused functions with `#[allow(dead_code)]`.
- Modified `text_editor.rs` to suppress warnings for unused function parameters.
- Enhanced `title_bar.rs` to create a unified title/menu bar with improved hover states and draggable functionality.
- Simplified `sidebar.rs` to always use a single-column layout and improved tool button styling with hover feedback.
- Added a new `viewport.rs` file to implement a custom canvas viewport widget for zoom and pan rendering, replacing the previous layout-based approach.
- Updated theme management in `theme.rs` to suppress warnings for unused methods.
- Adjusted line count report to reflect recent changes in codebase.
- Implemented a theme system in `iced-panel-adapter` for consistent styling across panels.
- Created `iced-panel-ai-chat` for an AI assistant interface, including message handling and UI components.
- Developed `iced-panel-script` for a DSL editor with execution capabilities, allowing procedural drawing commands.
- Introduced message types for interaction in both chat and script panels.
- Added color and theme management for improved visual consistency.