fix #127 add fragment mono

fonts.json

@@ -680,6 +680,22 @@
         "website": "https://github.com/rbanffy/3270font",
         "year": 2015
     },
+    "fragment-mono": {
+        "author": "Wei H",
+        "description": "Fragment Mono is a monospaced coding version of Helvetica created by modifying and extending Nimbus Sans by URW Design Studio.",
+        "license": "SIL OFL",
+        "ligatures": true,
+        "name": "Fragment Mono",
+        "rendering": "vector",
+        "style": "sans",
+        "zerostyle": "slashed",
+        "variants": [
+            "regular",
+            "italic"
+        ],
+        "website": "https://github.com/weiweihuanghuang/fragment-mono",
+        "year": 2022
+    },
     "generic": {
         "author": "Luc Devroye",
         "ligatures": false,

fonts/stylesheets/fonts.less

@@ -158,6 +158,9 @@
 
 .font ( 'fixedsys-ligatures', normal, normal, 'fixedsys-ligatures/fixedsys-ligatures.ttf' );
 
+.font ( 'fragment-mono', normal, italic, 'fragment-mono/fragment-mono-italic.woff2' );
+.font ( 'fragment-mono', normal, normal, 'fragment-mono/fragment-mono.woff2' );
+
 .font ( 'generic', normal, normal, 'generic/generic.otf' );
 
 .font ( 'gintronic', normal, italic, 'gintronic/gintronic-italic.woff2' );

fonts/stylesheets/stylesheet.css

@@ -658,6 +658,18 @@
   font-style: normal;
   src: url('../resources/fixedsys-ligatures/fixedsys-ligatures.ttf');
 }
+@font-face {
+  font-family: 'fragment-mono';
+  font-weight: normal;
+  font-style: italic;
+  src: url('../resources/fragment-mono/fragment-mono-italic.woff2');
+}
+@font-face {
+  font-family: 'fragment-mono';
+  font-weight: normal;
+  font-style: normal;
+  src: url('../resources/fragment-mono/fragment-mono.woff2');
+}
 @font-face {
   font-family: 'generic';
   font-weight: normal;