Add <%br= %> jqhtml syntax docs, class override detection, npm update

Document event handler placement and model fetch clarification

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

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

docs/CLAUDE.dist.md

@@ -522,7 +522,7 @@ For mechanical thinkers who see structure, not visuals. Write `<User_Card>` not
 <button class="Save_Button Component btn btn-primary">Save</button>
 ```
 
-**Interpolation**: `<%= escaped %>` | `<%!= unescaped %>` | `<% javascript %>`
+**Interpolation**: `<%= escaped %>` | `<%!= unescaped %>` | `<%br= newlines %>` | `<% javascript %>`
 **Conditional Attributes** `<input <% if (this.args.required) { %>required="required"<% } %> />`
 **Inline Logic**: `<% this.handler = () => action(); %>` then `@click=this.handler` - No JS file needed for simple components
 **Event Handlers**: `@click=this.method` (unquoted) - Methods defined inline or in companion .js
@@ -954,6 +954,8 @@ const user = await User_Model.fetch_or_null(1); // Returns null if not found
 
 Requires `#[Ajax_Endpoint_Model_Fetch]` on the model's `fetch()` method.
 
+**If model lacks fetch()**: Add a `fetch()` method with `#[Ajax_Endpoint_Model_Fetch]` to the model. For framework models (in `system/`), create an override in `rsx/models/`. Do NOT create separate controller endpoints to fetch single records - this duplicates ORM functionality and is an anti-pattern.
+
 Auto-populates enum properties and enables lazy relationship loading.
 
 **If model not available in JS bundle**: STOP and ask the developer. Bundles should include all models they need (`rsx/models` in include paths). Do not create workaround endpoints without approval.