Add eslint configuration for pr-checks

Author: mbg

pr-checks/eslint.config.mjs

@@ -0,0 +1,20 @@
+import baseConfig from "../eslint.config.mjs";
+
+// We use the same ESLint configuration as for the main codebase, and only override what we need.
+export default [
+  ...baseConfig,
+  {
+    languageOptions: {
+      parserOptions: {
+        // Use the correct `tsconfig.json` for `pr-checks`.
+        project: "./pr-checks/tsconfig.json",
+      },
+    },
+  },
+  {
+    rules: {
+      // The scripts in `pr-checks` are expected to output to the console.
+      "no-console": "off"
+    }
+  }
+];

pr-checks/package.json

@@ -1,6 +1,9 @@
 {
   "private": true,
   "description": "Dependencies for the sync.ts",
+  "scripts": {
+    "lint": "eslint --report-unused-disable-directives --max-warnings=0 ."
+  },
   "dependencies": {
     "yaml": "^2.8.2"
   },