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

tsconfig.base.json

@@ -0,0 +1,20 @@
+{
+  "compilerOptions": {
+    "target": "ESNext",
+    "module": "Preserve",
+    "moduleResolution": "Bundler",
+    "moduleDetection": "force",
+    "lib": ["ESNext"],
+    "verbatimModuleSyntax": true,
+    "allowImportingTsExtensions": true,
+    "noEmit": true,
+    "resolveJsonModule": true,
+    "strict": true,
+    "noUncheckedIndexedAccess": true,
+    "exactOptionalPropertyTypes": true,
+    "noImplicitOverride": true,
+    "noFallthroughCasesInSwitch": true,
+    "skipLibCheck": true,
+    "types": ["bun"]
+  }
+}