horizontal padding fix

src/api/badge.js

@@ -42,7 +42,7 @@ router.get('/badge', async (req, res) => {
     const iconSize = size;
     const fontSize = calcFontSize(iconSize); 
     const textPadding = Math.round(iconSize * 0.4);
-    const textHpad = Math.round(fontSize * 0.6); // horizontal padding inside text rect
+    const textHpad = 4; // horizontal padding inside text rect — enough to prevent clipping
     const radius = style === 'flat' ? 3 : 0;
     const textWidth = estimateTextWidth(effectiveLabel, fontSize) + textHpad * 2;
     
@@ -55,7 +55,7 @@ router.get('/badge', async (req, res) => {
     if (heightMatch) iconViewBoxHeight = parseFloat(heightMatch[1]);
 
     // Ikon doboz mérete
-    const iconPad = 5;
+    const iconPad = 2;
     const iconBoxWidth = iconViewBoxWidth + iconPad;
     const iconBoxHeight = iconViewBoxHeight + iconPad;
 

src/lib/svg-utils.js

@@ -8,10 +8,10 @@ const calcFontSize = (size) => Math.round(size * 0.6);
 
 /**
  * Text-width estimate based on font-size and character count.
- * Uses a 0.65 coefficient with Verdana which has wider letterforms.
- * Adds extra padding so the text never touches the rect edges.
+ * Uses a 0.7 coefficient — Verdana has wide letterforms (M, W, D are ~70% of fontSize).
+ * Returns only the raw text bounding box — padding is added by callers.
  */
 const estimateTextWidth = (text, fontSize) =>
-  text.length * fontSize * 0.65 + fontSize * 0.8;
+  text.length * fontSize * 0.7;
 
 module.exports = { FONT_FAMILY, calcFontSize, estimateTextWidth };

test/svg-utils.test.js

@@ -29,21 +29,19 @@ describe('svg-utils', () => {
   describe('estimateTextWidth', () => {
     it('should estimate width based on text length and font size', () => {
       const width = estimateTextWidth('Hello', 14);
-      // formula: text.length * fontSize * 0.65 + fontSize * 0.8
-      expect(width).toBe(5 * 14 * 0.65 + 14 * 0.8); // 56.7
+      // formula: text.length * fontSize * 0.7
+      expect(width).toBe(5 * 14 * 0.7); // 49
     });
 
-    it('should include padding for empty string', () => {
-      // Even empty strings get the base padding
-      expect(estimateTextWidth('', 14)).toBe(14 * 0.8); // 11.2
+    it('should return 0 for empty string', () => {
+      expect(estimateTextWidth('', 14)).toBe(0);
     });
 
     it('should scale with font size', () => {
       const w1 = estimateTextWidth('test', 10);
       const w2 = estimateTextWidth('test', 20);
-      // w1 = 4*10*0.65 + 10*0.8 = 34
-      // w2 = 4*20*0.65 + 20*0.8 = 68
-      expect(w2).toBe(68);
+      expect(w1).toBe(4 * 10 * 0.7); // 28
+      expect(w2).toBe(4 * 20 * 0.7); // 56
     });
   });
 });