chore: update README and CLI usage for cursor_gen, version bump to 1.0.1

- Changed CLI usage instructions from `dart run cursor_gen` to `cursor_gen` for global activation.
- Updated project-brief.yaml example and README to reflect new command usage.
- Added app_context section in project-brief.yaml for theme variants and RBAC roles.
- Fixed bundled template resolution for local and global installs to prevent 'Template not found' errors.
- Version bump to 1.0.1 with corresponding updates in CHANGELOG and pubspec.yaml.

README.md

@@ -54,21 +54,37 @@ flutter-cursor-gen/
 
 ## Quick Start
 
-### 1. Add to your Flutter project
+### 1. Install the CLI globally
 
-```yaml
-# pubspec.yaml (dev dependency)
-dev_dependencies:
-  cursor_gen:
-    git:
-      url: https://github.com/company/flutter-cursor-templates
-      path: generator
+From pub.dev:
+
+```bash
+dart pub global activate cursor_gen
+```
+
+From this repository:
+
+```bash
+cd flutter-cursor-templates/generator
+dart pub global activate --source path .
+```
+
+From Git:
+
+```bash
+dart pub global activate --source git https://github.com/company/flutter-cursor-templates --git-path generator
+```
+
+If `cursor_gen` is not found after activation, add Dart's global bin directory to your shell:
+
+```bash
+export PATH="$PATH":"$HOME/.pub-cache/bin"
 ```
 
 ### 2. Create your brief (interactive wizard)
 
 ```bash
-dart run cursor_gen --wizard
+cursor_gen --wizard
 ```
 
 Or copy the single reference brief (every option is explained in comments):
@@ -80,7 +96,8 @@ cp path/to/flutter-cursor-gen/example-project/project-brief.yaml .
 ### 3. Generate your .cursor/ directory
 
 ```bash
-dart run cursor_gen
+cursor_gen --validate
+cursor_gen
 ```
 
 ### 4. Commit and share with your team
@@ -95,13 +112,13 @@ git commit -m "chore: add cursor AI config for this project"
 ## All CLI commands
 
 ```bash
-dart run cursor_gen                   # First-time setup
-dart run cursor_gen --wizard          # Interactive brief creator
-dart run cursor_gen --validate        # Validate brief without generating
-dart run cursor_gen --refresh         # Re-generate (preserves custom/ + CURSOR:CUSTOM blocks)
-dart run cursor_gen --diff            # Preview changes before refresh
-dart run cursor_gen --check-updates   # Check for template version updates
-dart run cursor_gen --telemetry       # Show usage analytics report
+cursor_gen                   # First-time setup
+cursor_gen --wizard          # Interactive brief creator
+cursor_gen --validate        # Validate brief without generating
+cursor_gen --refresh         # Re-generate (preserves custom/ + CURSOR:CUSTOM blocks)
+cursor_gen --diff            # Preview changes before refresh
+cursor_gen --check-updates   # Check for template version updates
+cursor_gen --telemetry       # Show usage analytics report
 ```
 
 ---