release: Storybook v0.2.0 - Major syntax and features update

BREAKING CHANGES:
- Relationship syntax now requires blocks for all participants
- Removed self/other perspective blocks from relationships
- Replaced 'guard' keyword with 'if' for behavior tree decorators

Language Features:
- Add tree-sitter grammar with improved if/condition disambiguation
- Add comprehensive tutorial and reference documentation
- Add SBIR v0.2.0 binary format specification
- Add resource linking system for behaviors and schedules
- Add year-long schedule patterns (day, season, recurrence)
- Add behavior tree enhancements (named nodes, decorators)

Documentation:
- Complete tutorial series (9 chapters) with baker family examples
- Complete reference documentation for all language features
- SBIR v0.2.0 specification with binary format details
- Added locations and institutions documentation

Examples:
- Convert all examples to baker family scenario
- Add comprehensive working examples

Tooling:
- Zed extension with LSP integration
- Tree-sitter grammar for syntax highlighting
- Build scripts and development tools

Version Updates:
- Main package: 0.1.0 → 0.2.0
- Tree-sitter grammar: 0.1.0 → 0.2.0
- Zed extension: 0.1.0 → 0.2.0
- Storybook editor: 0.1.0 → 0.2.0

storybook-editor/src/ui/mod.rs

@@ -0,0 +1,55 @@
+/// UI components module
+mod components;
+mod entity_browser;
+mod file_editor;
+mod main_editor;
+mod menu_bar;
+mod quick_actions;
+mod tabs;
+
+use iced::{
+    Element,
+    Length,
+    widget::{
+        column,
+        row,
+    },
+};
+
+use crate::app::{
+    Editor,
+    Message,
+};
+
+pub fn view(editor: &Editor) -> Element<'_, Message> {
+    let menu_bar = menu_bar::view(editor);
+    let tab_bar = tabs::tab_bar(editor);
+    let main_editor = main_editor::view(editor);
+
+    let editor_with_tabs = column![tab_bar, main_editor]
+        .spacing(0)
+        .width(Length::Fill)
+        .height(Length::Fill);
+
+    // Zed-like layout: file tree + editor (only show file tree when project is
+    // open)
+    let main_content = if editor.project.is_some() {
+        let entity_browser = entity_browser::view(editor);
+        row![entity_browser, editor_with_tabs]
+            .spacing(0)
+            .width(Length::Fill)
+            .height(Length::Fill)
+    } else {
+        // No project - just show editor area (welcome screen)
+        row![editor_with_tabs]
+            .spacing(0)
+            .width(Length::Fill)
+            .height(Length::Fill)
+    };
+
+    column![menu_bar, main_content]
+        .spacing(0)
+        .width(Length::Fill)
+        .height(Length::Fill)
+        .into()
+}