fix(web/ui): correct project card layout and unify config section actions

- Fix .project-card flex direction so expanded repos align left
- Add .config-section-actions for consistent save bars
- Replace sticky footer in Config Profiles with config-section-actions
- Replace dialog-actions in Tool Type editor with config-section-actions
- Convert manifest editor preview block to .config-section

apps/web/src/components/features/tool-workshop/ToolTypeEditorPanel.tsx

@@ -332,7 +332,7 @@ export const ToolTypeEditorPanel = ({
 
 						{toolTypeError && <p className="text-error">{toolTypeError}</p>}
 
-						<div className="dialog-actions mt-4">
+						<div className="config-section-actions">
 							<button type="submit" className="btn btn-primary">
 								<Icon name={isCreating ? "add" : "save"} size="sm" />
 								{isCreating ? "Create Tool Type" : "Save Changes"}