Codex/whe 15 bootstrap workspace (#1)

* feat(WHE-15): bootstrap bun workspace with app and package scaffolds

* chore(WHE-17): switch workspace typecheck to tsgo

* chore(WHE-16): configure oxlint and oxfmt no-semicolon style

* chore: address CodeRabbit review feedback

* chore: apply coderabbit fixes and add review script

* docs: add ADR decision metadata

oxlint.json

@@ -0,0 +1,15 @@
+{
+  "$schema": "./node_modules/oxlint/configuration_schema.json",
+  "plugins": ["typescript", "import", "unicorn"],
+  "env": {
+    "browser": true,
+    "node": true,
+    "es2026": true
+  },
+  "ignorePatterns": ["**/node_modules/**", "**/dist/**", "**/.git/**", "**/coverage/**", "docs/**"],
+  "rules": {
+    "no-unused-vars": "error",
+    "import/no-unresolved": "off",
+    "unicorn/prefer-node-protocol": "error"
+  }
+}