chore: init tailwind v4

Author: aaryan610

apps/web/package.json

@@ -81,6 +81,7 @@
     "@plane/typescript-config": "workspace:*",
     "@prettier/plugin-oxc": "0.0.4",
     "@react-router/dev": "catalog:",
+    "@tailwindcss/typography": "0.5.19",
     "@types/lodash-es": "catalog:",
     "@types/node": "catalog:",
     "@types/react": "catalog:",

apps/web/postcss.config.cjs

@@ -0,0 +1,3 @@
+import postcss from "@plane/tailwind-config/postcss.config.js";
+
+export default postcss;