chore(docs): eslint migration + extractor updates

Migrate docs to eslint flat config (build-script console override); doc
extractor points at configs/eslint.

docs/eslint.config.ts

@@ -0,0 +1,10 @@
+import { base, compose, imports, stylistic, typescript, vue } from '@robonen/eslint';
+
+export default compose(base, typescript, vue, imports, stylistic, {
+  name: 'docs/build-scripts',
+  files: ['modules/**'],
+  rules: {
+    /* Build-time tooling (doc extractor) logs progress to the console. */
+    'no-console': 'off',
+  },
+});