Replace prettier and eslint with biome (#1485)

Author: timostamm

.eslintrc.cjs

@@ -34,15 +34,9 @@ updates:
           - "typescript"
           - "tsx"
           - "@bufbuild/protobuf"
-      lint:
+      lint-and-format:
         patterns:
-          - "@typescript-eslint/*"
-          - "eslint-*"
-          - "eslint"
-          - "@arethetypeswrong/*"
-      format:
-        patterns:
-          - "prettier"
+          - "biome"
           - "@bufbuild/license-header"
       webdriver:
         patterns:

.github/dependabot.yaml

@@ -0,0 +1,35 @@
+{
+  "$schema": "https://biomejs.dev/schemas/1.9.4/schema.json",
+  "vcs": {
+    "enabled": false,
+    "clientKind": "git",
+    "useIgnoreFile": true
+  },
+  "files": {
+    "ignoreUnknown": false,
+    "ignore": ["tsconfig.*.json", "src/gen/**", "packages/*/dist/**"]
+  },
+  "formatter": {
+    "indentStyle": "space"
+  },
+  "linter": {
+    "rules": {
+      "recommended": true,
+      "style": {
+        "useTemplate": "off",
+        "useConst": "off",
+        "noParameterAssign": "off",
+        "useSingleVarDeclarator": "off",
+        "useNumberNamespace": "off",
+        "noUnusedTemplateLiteral": "off"
+      },
+      "correctness": {
+        "noSwitchDeclarations": "off"
+      },
+      "suspicious": {
+        "noDoubleEquals": "off",
+        "noFallthroughSwitchClause": "off"
+      }
+    }
+  }
+}

biome.base.json

@@ -0,0 +1,7 @@
+{
+  "$schema": "https://biomejs.dev/schemas/1.9.4/schema.json",
+  "extends": ["./biome.base.json"],
+  "files": {
+    "ignore": ["packages/**"]
+  }
+}