Defaul stylesheet print → new defaults.js (nique source of truth) + automatic generation of the default stylesheet for paged.js

src/utils/defaults.js

@@ -0,0 +1,48 @@
+/**
+ * Default values for the application.
+ * Single source of truth — imported by components, composables, and stores.
+ * These are static launch values, NOT user-configured defaults.
+ */
+
+export const PAGE_DEFAULTS = Object.freeze({
+  format: 'A5',
+  formats: Object.freeze({
+    A4: Object.freeze({ width: 210, height: 297 }),
+    A5: Object.freeze({ width: 148, height: 210 }),
+  }),
+  margins: Object.freeze({
+    top: Object.freeze({ value: 16, unit: 'mm' }),
+    bottom: Object.freeze({ value: 16, unit: 'mm' }),
+    left: Object.freeze({ value: 16, unit: 'mm' }),
+    right: Object.freeze({ value: 16, unit: 'mm' }),
+  }),
+  background: '',
+});
+
+export const TEXT_DEFAULTS = Object.freeze({
+  fontFamily: 'sans-serif',
+  fontSize: Object.freeze({ value: 14, unit: 'px' }),
+  lineHeight: Object.freeze({ value: 18, unit: 'px' }),
+  color: 'rgb(0, 0, 0)',
+});
+
+export const ELEMENT_DEFAULTS = Object.freeze({
+  fontFamily: 'sans-serif',
+  italic: false,
+  bold: false,
+  textAlign: 'left',
+  color: 'rgb(0, 0, 0)',
+  background: 'transparent',
+  fontSize: Object.freeze({ value: 14, unit: 'px' }),
+  lineHeight: Object.freeze({ value: 18, unit: 'px' }),
+  borderWidth: Object.freeze({ value: 1, unit: 'px' }),
+  borderStyle: 'solid',
+  borderColor: '#000000',
+});
+
+export const INLINE_DEFAULTS = Object.freeze({
+  em: Object.freeze({ fontStyle: 'italic' }),
+  i: Object.freeze({ fontStyle: 'italic' }),
+  strong: Object.freeze({ fontWeight: 'bold' }),
+  b: Object.freeze({ fontWeight: 'bold' }),
+});