Enable storing default model and settings per node type in localStorage. New nodes created via shortcuts will use these stored preferences. Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
- Add 19 tests for localStorage utilities: - loadSaveConfigs, saveSaveConfig - loadWorkflowCostData, saveWorkflowCostData - loadGenerateImageDefaults, saveGenerateImageDefaults - getProviderSettings, saveProviderSettings - generateWorkflowId - Add 16 tests for nodeDefaults utilities: - defaultNodeDimensions coverage for all node types - GROUP_COLORS and GROUP_COLOR_ORDER validation - createDefaultNodeData for all 8 node types - Total test count: 147 (up from 112)