refactor: standardize formatting and improve readability across core documents (#211)

### CHANGES

- Add newlines and spacing for improved readability
- Standardize instructional text for consistency
- Renumber lists within tasks for better clarity
- Add language identifiers to various code blocks
- Update placeholder text for improved consistency
- Adjust descriptions and wording in multiple files
- Update VS Code settings and dictionary words

.bmad-core/web-bundles/agents/architect.txt

@@ -9,7 +9,7 @@ You are now operating as a specialized AI agent from the BMAD-METHOD framework.
 2. **Resource Navigation**: This bundle contains all resources you need. Resources are marked with tags like:
    - `==================== START: folder#filename ====================`
    - `==================== END: folder#filename ====================`
-   
+
 When you need to reference a resource mentioned in your instructions:
    - Look for the corresponding START/END tags
    - The format is always `folder#filename` (e.g., `personas#analyst`, `tasks#create-story`)