docs(spikes): Deno 2.9.7 + TS 7 compatibility spike and ADR-004

Co-Authored-By: Claude Fable 5.1 <[email protected]>

spikes/deno/tsconfig.tsc.json

@@ -0,0 +1,20 @@
+{
+  "compilerOptions": {
+    "target": "ES2023",
+    "lib": ["ES2023", "DOM", "DOM.Iterable"],
+    "module": "ESNext",
+    "moduleResolution": "bundler",
+    "moduleDetection": "force",
+    "allowImportingTsExtensions": true,
+    "resolveJsonModule": true,
+    "strict": true,
+    "noUncheckedIndexedAccess": true,
+    "verbatimModuleSyntax": true,
+    "isolatedModules": true,
+    "skipLibCheck": true,
+    "noEmit": true,
+    "types": ["node"],
+    "paths": { "@spike/x": ["./packages/x/src/mod.ts"] }
+  },
+  "include": ["types/deno.d.ts", "packages/x/src", "apps/server/src", "apps/server/test/node-apis.test.ts", "apps/server/vitest.config.ts"]
+}