Clean and re-organize post table refactoring (#1000)

* Clean and re-organize post table refactoring

* Fix tests

front/src/modules/ui/theme/constants/border.ts

@@ -0,0 +1,32 @@
+import { grayScale } from './colors';
+
+const common = {
+  radius: {
+    xs: '2px',
+    sm: '4px',
+    md: '8px',
+    rounded: '100%',
+  },
+};
+
+export const borderLight = {
+  color: {
+    strong: grayScale.gray25,
+    medium: grayScale.gray20,
+    light: grayScale.gray15,
+    secondaryInverted: grayScale.gray50,
+    inverted: grayScale.gray60,
+  },
+  ...common,
+};
+
+export const borderDark = {
+  color: {
+    strong: grayScale.gray55,
+    medium: grayScale.gray65,
+    light: grayScale.gray70,
+    secondaryInverted: grayScale.gray35,
+    inverted: grayScale.gray20,
+  },
+  ...common,
+};