feat(theme): added anti_hero theme (mizaagi)

frontend/static/themes/_list.json

@@ -1195,5 +1195,12 @@
     "mainColor": "#c13117",
     "subColor": "#717977",
     "textColor": "#490909"
+  },
+  {
+    "name": "anti_hero",
+    "bgColor": "#00002e",
+    "mainColor": "#ffadad",
+    "subColor": "#ff3d8b",
+    "textColor": "#f1deef"
   }
 ]

frontend/static/themes/anti_hero.css

@@ -0,0 +1,12 @@
+:root {
+  --bg-color: #00002e;
+  --main-color: #ffadad;
+  --caret-color: #ffffff;
+  --sub-color: #ff3d8b;
+  --sub-alt-color: #060548;
+  --text-color: #f1deef;
+  --error-color: #8fecff;
+  --error-extra-color: #558cab;
+  --colorful-error-color: #8fecff;
+  --colorful-error-extra-color: #558cab;
+}