feat: add module contracts and discovery

package.json

@@ -12,7 +12,7 @@
   "scripts": {
     "boundaries": "node scripts/check-boundaries.ts",
     "build": "turbo run build",
-    "ci": "pnpm verify && pnpm infrastructure:config",
+    "ci:verify": "pnpm verify && pnpm infrastructure:config",
     "format": "biome format --write .",
     "format:check": "biome format .",
     "infrastructure:config": "docker compose --env-file .env.example -f infrastructure/compose.yaml config --quiet",
@@ -22,12 +22,13 @@
     "infrastructure:up": "docker compose --env-file .env -f infrastructure/compose.yaml up --detach --wait",
     "lint": "turbo run lint lint:root",
     "lint:root": "biome lint .",
+    "modules:validate": "turbo run build --filter=@ekklesia/core && node core/dist/cli/validate-modules.js",
     "test": "turbo run test test:root",
     "test:root": "vitest run --config vitest.config.ts",
     "test:watch": "vitest",
     "typecheck": "turbo run typecheck typecheck:root",
     "typecheck:root": "tsc --noEmit --project tsconfig.json",
-    "verify": "pnpm format:check && pnpm lint && pnpm boundaries && pnpm typecheck && pnpm test && pnpm build"
+    "verify": "pnpm format:check && pnpm lint && pnpm boundaries && pnpm typecheck && pnpm test && pnpm modules:validate && pnpm build"
   },
   "devDependencies": {
     "@biomejs/biome": "2.5.3",