diff --git a/app/game-api/package.json b/app/game-api/package.json
index 3cf8b34..4acc66c 100644
--- a/app/game-api/package.json
+++ b/app/game-api/package.json
@@ -7,7 +7,8 @@
         "build": "tsdown -c ../../tsdown.config.ts -F @sammo-ts/game-api",
         "dev": "tsdown -c ../../tsdown.config.ts -F @sammo-ts/game-api --watch",
         "lint": "node -e \"console.log('lint not configured')\"",
-        "test": "node -e \"console.log('test not configured')\""
+        "test": "node -e \"console.log('test not configured')\"",
+        "typecheck": "tsc -p tsconfig.json --noEmit"
     },
     "devDependencies": {
         "tsdown": "^0.18.3"
diff --git a/app/game-engine/package.json b/app/game-engine/package.json
index 1bd1653..781c4ca 100644
--- a/app/game-engine/package.json
+++ b/app/game-engine/package.json
@@ -7,7 +7,8 @@
         "build": "tsdown -c ../../tsdown.config.ts -F @sammo-ts/game-engine",
         "dev": "tsdown -c ../../tsdown.config.ts -F @sammo-ts/game-engine --watch",
         "lint": "node -e \"console.log('lint not configured')\"",
-        "test": "vitest run --config vitest.config.ts"
+        "test": "vitest run --config vitest.config.ts",
+        "typecheck": "tsc -p tsconfig.build.json --noEmit"
     },
     "dependencies": {
         "@sammo-ts/common": "workspace:*",
diff --git a/app/game-engine/tsconfig.build.json b/app/game-engine/tsconfig.build.json
new file mode 100644
index 0000000..e4ca430
--- /dev/null
+++ b/app/game-engine/tsconfig.build.json
@@ -0,0 +1,12 @@
+{
+    "extends": "./tsconfig.json",
+    "compilerOptions": {
+        "rootDir": "../..",
+        "composite": false
+    },
+    "include": [
+        "src",
+        "../../packages/common/src",
+        "../../packages/logic/src"
+    ]
+}
diff --git a/app/game-frontend/package.json b/app/game-frontend/package.json
index 0535f50..a8f16c9 100644
--- a/app/game-frontend/package.json
+++ b/app/game-frontend/package.json
@@ -7,6 +7,7 @@
         "build": "tsc -p tsconfig.json",
         "dev": "node -e \"console.log('dev not configured')\"",
         "lint": "node -e \"console.log('lint not configured')\"",
-        "test": "node -e \"console.log('test not configured')\""
+        "test": "node -e \"console.log('test not configured')\"",
+        "typecheck": "tsc -p tsconfig.json --noEmit"
     }
 }
diff --git a/app/gateway-api/package.json b/app/gateway-api/package.json
index a831369..8487f03 100644
--- a/app/gateway-api/package.json
+++ b/app/gateway-api/package.json
@@ -7,7 +7,8 @@
         "build": "tsdown -c ../../tsdown.config.ts -F @sammo-ts/gateway-api",
         "dev": "tsdown -c ../../tsdown.config.ts -F @sammo-ts/gateway-api --watch",
         "lint": "node -e \"console.log('lint not configured')\"",
-        "test": "node -e \"console.log('test not configured')\""
+        "test": "node -e \"console.log('test not configured')\"",
+        "typecheck": "tsc -p tsconfig.json --noEmit"
     },
     "devDependencies": {
         "tsdown": "^0.18.3"
diff --git a/app/gateway-frontend/package.json b/app/gateway-frontend/package.json
index 36fc6eb..1d5e617 100644
--- a/app/gateway-frontend/package.json
+++ b/app/gateway-frontend/package.json
@@ -7,6 +7,7 @@
         "build": "tsc -p tsconfig.json",
         "dev": "node -e \"console.log('dev not configured')\"",
         "lint": "node -e \"console.log('lint not configured')\"",
-        "test": "node -e \"console.log('test not configured')\""
+        "test": "node -e \"console.log('test not configured')\"",
+        "typecheck": "tsc -p tsconfig.json --noEmit"
     }
 }
diff --git a/package.json b/package.json
index dc90a5c..07f1396 100644
--- a/package.json
+++ b/package.json
@@ -6,7 +6,8 @@
     "scripts": {
         "lint": "pnpm -r lint",
         "test": "pnpm -r test",
-        "build": "pnpm -r build",
+        "build": "pnpm -r typecheck && pnpm -r build",
+        "typecheck": "pnpm -r typecheck",
         "dev": "pnpm -r dev",
         "build:server": "pnpm --filter ./tools/build-scripts build:server --"
     },
diff --git a/packages/common/package.json b/packages/common/package.json
index cde9558..a71e8c6 100644
--- a/packages/common/package.json
+++ b/packages/common/package.json
@@ -9,7 +9,8 @@
         "build": "tsdown -c ../../tsdown.config.ts -F @sammo-ts/common",
         "dev": "tsdown -c ../../tsdown.config.ts -F @sammo-ts/common --watch",
         "lint": "node -e \"console.log('lint not configured')\"",
-        "test": "vitest run --config vitest.config.ts"
+        "test": "vitest run --config vitest.config.ts",
+        "typecheck": "tsc -p tsconfig.json --noEmit"
     },
     "dependencies": {
         "js-sha512": "^0.9.0"
diff --git a/packages/infra/package.json b/packages/infra/package.json
index 7e58b8a..71620cb 100644
--- a/packages/infra/package.json
+++ b/packages/infra/package.json
@@ -9,7 +9,8 @@
         "build": "tsdown -c ../../tsdown.config.ts -F @sammo-ts/infra",
         "dev": "tsdown -c ../../tsdown.config.ts -F @sammo-ts/infra --watch",
         "lint": "node -e \"console.log('lint not configured')\"",
-        "test": "node -e \"console.log('test not configured')\""
+        "test": "node -e \"console.log('test not configured')\"",
+        "typecheck": "tsc -p tsconfig.json --noEmit"
     },
     "dependencies": {
         "@prisma/client": "^5.18.0",
diff --git a/packages/logic/package.json b/packages/logic/package.json
index 0ff9430..0e4cfb6 100644
--- a/packages/logic/package.json
+++ b/packages/logic/package.json
@@ -15,7 +15,8 @@
         "build": "tsdown -c ../../tsdown.config.ts -F @sammo-ts/logic",
         "dev": "tsdown -c ../../tsdown.config.ts -F @sammo-ts/logic --watch",
         "lint": "node -e \"console.log('lint not configured')\"",
-        "test": "vitest run --config vitest.config.ts"
+        "test": "vitest run --config vitest.config.ts",
+        "typecheck": "tsc -p tsconfig.build.json --noEmit"
     },
     "dependencies": {
         "@sammo-ts/common": "workspace:*",
diff --git a/packages/logic/tsconfig.build.json b/packages/logic/tsconfig.build.json
index 96de654..dfc434c 100644
--- a/packages/logic/tsconfig.build.json
+++ b/packages/logic/tsconfig.build.json
@@ -1,9 +1,11 @@
 {
     "extends": "./tsconfig.json",
     "compilerOptions": {
-        "paths": {}
+        "rootDir": "../..",
+        "composite": false
     },
-    "references": [
-        { "path": "../common" }
+    "include": [
+        "src",
+        "../common/src"
     ]
 }
diff --git a/tools/build-scripts/package.json b/tools/build-scripts/package.json
index 0467db1..d01d6f6 100644
--- a/tools/build-scripts/package.json
+++ b/tools/build-scripts/package.json
@@ -8,6 +8,7 @@
         "dev": "node -e \"console.log('dev not configured')\"",
         "lint": "node -e \"console.log('lint not configured')\"",
         "test": "node -e \"console.log('test not configured')\"",
+        "typecheck": "tsc -p tsconfig.json --noEmit",
         "build:server": "node ./build-server.mjs"
     }
 }