chore: add prettier configuration

Signed-off-by: Xe Iaso <me@xeiaso.net>

package-lock.json

@@ -20,7 +20,8 @@
         "postcss-cli": "^11.0.1",
         "postcss-import": "^16.1.1",
         "postcss-import-url": "^7.2.0",
-        "postcss-url": "^10.1.3"
+        "postcss-url": "^10.1.3",
+        "prettier": "^3.8.1"
       }
     },
     "node_modules/@aws-crypto/sha256-js": {
@@ -2348,6 +2349,22 @@
         "url": "https://opencollective.com/preact"
       }
     },
+    "node_modules/prettier": {
+      "version": "3.8.1",
+      "resolved": "https://registry.npmjs.org/prettier/-/prettier-3.8.1.tgz",
+      "integrity": "sha512-UOnG6LftzbdaHZcKoPFtOcCKztrQ57WkHDeRD9t/PTQtmT0NHSeWWepj6pS0z/N7+08BHFDQVUrfmfMRcZwbMg==",
+      "dev": true,
+      "license": "MIT",
+      "bin": {
+        "prettier": "bin/prettier.cjs"
+      },
+      "engines": {
+        "node": ">=14"
+      },
+      "funding": {
+        "url": "https://github.com/prettier/prettier?sponsor=1"
+      }
+    },
     "node_modules/pretty-hrtime": {
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/pretty-hrtime/-/pretty-hrtime-1.0.3.tgz",

package.json

@@ -25,10 +25,18 @@
     "postcss-cli": "^11.0.1",
     "postcss-import": "^16.1.1",
     "postcss-import-url": "^7.2.0",
-    "postcss-url": "^10.1.3"
+    "postcss-url": "^10.1.3",
+    "prettier": "^3.8.1"
   },
   "dependencies": {
     "@aws-crypto/sha256-js": "^5.2.0",
     "preact": "^10.28.2"
+  },
+  "prettier": {
+    "singleQuote": false,
+    "tabWidth": 2,
+    "semi": true,
+    "trailingComma": "all",
+    "printWidth": 80
   }
 }