diff --git a/package.json b/package.json
index 8668d50aa..e06fc5c05 100644
--- a/package.json
+++ b/package.json
@@ -21,7 +21,8 @@
     "start": "lerna run start --stream --parallel",
     "start:www": "lerna run start --stream --parallel & cd packages/www && yarn build",
     "build": "yarn build:packages && cd packages/www && yarn build",
-    "build:packages": "cd packages/core && yarn build && cd ../tldraw && yarn build"
+    "build:packages": "cd packages/core && yarn build && cd ../tldraw && yarn build",
+    "publish:patch": "yarn build:packages && lerna publish patch"
   },
   "devDependencies": {
     "@babel/plugin-syntax-import-meta": "^7.10.4",
diff --git a/packages/core/package.json b/packages/core/package.json
index b5b7ac1f1..e7e286afb 100644
--- a/packages/core/package.json
+++ b/packages/core/package.json
@@ -51,5 +51,6 @@
     "ismobilejs": "^1.1.1",
     "react-error-boundary": "^3.1.3",
     "react-use-gesture": "^9.1.3"
-  }
-}
+  },
+  "gitHead": "4a7439ddf81b615ee49fddbe00802699975f9375"
+}
\ No newline at end of file
diff --git a/packages/core/tsconfig.json b/packages/core/tsconfig.json
index 87acb4547..acf762cc5 100644
--- a/packages/core/tsconfig.json
+++ b/packages/core/tsconfig.json
@@ -1,35 +1,9 @@
 {
+  "extends": "../../tsconfig.base.json",
   "include": ["src"],
-  "exclude": ["node_modules", "**/*.test.ts", "dist"],
+  "exclude": ["node_modules", "**/*.test.ts", "**/*.spec.ts", "dist"],
   "compilerOptions": {
-    "allowSyntheticDefaultImports": true,
-    "declaration": true,
-    "esModuleInterop": true,
-    "experimentalDecorators": true,
-    "forceConsistentCasingInFileNames": true,
-    "importsNotUsedAsValues": "error",
-    "incremental": true,
-    "importHelpers": true,
-    "moduleResolution": "node",
-    "noEmit": false,
-    "noFallthroughCasesInSwitch": true /* Report errors for fallthrough cases in switch statement. */,
-    "noImplicitAny": true /* Raise error on expressions and declarations with an implied 'any' type. */,
-    "noImplicitReturns": true /* Report error when not all code paths in function return a value. */,
-    "noUnusedLocals": false /* Report errors on unused locals. */,
-    "noUnusedParameters": false /* Report errors on unused parameters. */,
-    "skipLibCheck": true,
-    "sourceMap": true,
-    "strict": false,
-    "strictFunctionTypes": true /* Enable strict checking of function types. */,
-    "strictNullChecks": true /* Enable strict null checks. */,
-    "target": "es5",
-    "typeRoots": ["node_modules/@types", "node_modules/jest"],
-    "types": ["node", "jest"],
-    //
     "rootDir": "src",
-    "jsx": "preserve",
-    "lib": ["dom", "esnext"],
-    "module": "esnext",
     "outDir": "./dist/types",
     "baseUrl": "src",
     "paths": {
diff --git a/packages/dev/package.json b/packages/dev/package.json
index cca206de6..b83cfe2a9 100644
--- a/packages/dev/package.json
+++ b/packages/dev/package.json
@@ -32,5 +32,6 @@
     "esbuild": "0.11.5",
     "rimraf": "3.0.2",
     "typescript": "4.2.3"
-  }
+  },
+  "gitHead": "4a7439ddf81b615ee49fddbe00802699975f9375"
 }
diff --git a/packages/dev/tsconfig.json b/packages/dev/tsconfig.json
index 5f180a19e..cf9a3b892 100644
--- a/packages/dev/tsconfig.json
+++ b/packages/dev/tsconfig.json
@@ -1,11 +1,10 @@
 {
-  "extends": "../../tsconfig.json",
+  "extends": "../../tsconfig.base.json",
   "include": ["src"],
-  "exclude": ["node_modules", "**/*.test.ts", "dist"],
+  "exclude": ["node_modules", "**/*.test.ts", "**/*.spec.ts", "dist"],
   "compilerOptions": {
-    "jsx": "preserve",
-    "lib": ["dom", "esnext"],
-    "module": "esnext",
-    "outDir": "./dist/types"
+    "rootDir": "src",
+    "outDir": "./dist/types",
+    "baseUrl": "src"
   }
 }
diff --git a/packages/tldraw/package.json b/packages/tldraw/package.json
index c231069f3..54efa3d35 100644
--- a/packages/tldraw/package.json
+++ b/packages/tldraw/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@tldraw/tldraw",
   "version": "0.0.42",
-  "private": false,
+  "private": true,
   "description": "A tiny little drawing app (editor).",
   "author": "@steveruizok",
   "repository": {
@@ -61,5 +61,6 @@
     "perfect-freehand": "^0.4.10",
     "react-hotkeys-hook": "^3.4.0",
     "zustand": "^3.5.7"
-  }
-}
+  },
+  "gitHead": "4a7439ddf81b615ee49fddbe00802699975f9375"
+}
\ No newline at end of file
diff --git a/packages/tldraw/tsconfig.json b/packages/tldraw/tsconfig.json
index 0ff203838..9557374c7 100644
--- a/packages/tldraw/tsconfig.json
+++ b/packages/tldraw/tsconfig.json
@@ -1,35 +1,9 @@
 {
+  "extends": "../../tsconfig.base.json",
   "include": ["src"],
   "exclude": ["node_modules", "**/*.test.ts", "dist"],
   "compilerOptions": {
-    "allowSyntheticDefaultImports": true,
-    "declaration": true,
-    "esModuleInterop": true,
-    "experimentalDecorators": true,
-    "forceConsistentCasingInFileNames": true,
-    "importsNotUsedAsValues": "error",
-    "incremental": true,
-    "importHelpers": true,
-    "moduleResolution": "node",
-    "noEmit": false,
-    "noFallthroughCasesInSwitch": true /* Report errors for fallthrough cases in switch statement. */,
-    "noImplicitAny": true /* Raise error on expressions and declarations with an implied 'any' type. */,
-    "noImplicitReturns": true /* Report error when not all code paths in function return a value. */,
-    "noUnusedLocals": false /* Report errors on unused locals. */,
-    "noUnusedParameters": false /* Report errors on unused parameters. */,
-    "skipLibCheck": true,
-    "sourceMap": true,
-    "strict": false,
-    "strictFunctionTypes": true /* Enable strict checking of function types. */,
-    "strictNullChecks": true /* Enable strict null checks. */,
-    "target": "es5",
-    "typeRoots": ["node_modules/@types", "node_modules/jest"],
-    "types": ["node", "jest"],
-    //
     "rootDir": "src",
-    "jsx": "preserve",
-    "lib": ["dom", "esnext"],
-    "module": "esnext",
     "outDir": "./dist/types",
     "baseUrl": "src",
     "paths": {
diff --git a/packages/www/package.json b/packages/www/package.json
index 7ceca420a..892a6adf9 100644
--- a/packages/www/package.json
+++ b/packages/www/package.json
@@ -36,4 +36,4 @@
     "eslint-config-next": "11.0.1",
     "typescript": "^4.3.5"
   }
-}
+}
\ No newline at end of file
diff --git a/packages/www/tsconfig.json b/packages/www/tsconfig.json
index 42e6a74df..83f23b34d 100644
--- a/packages/www/tsconfig.json
+++ b/packages/www/tsconfig.json
@@ -1,20 +1,14 @@
 {
-  "extends": "../../tsconfig.json",
-  "compilerOptions": {
-    "target": "es5",
-    "lib": ["dom", "dom.iterable", "esnext"],
-    "allowJs": true,
-    "skipLibCheck": true,
-    "strict": false,
-    "forceConsistentCasingInFileNames": true,
-    "noEmit": true,
-    "module": "esnext",
-    "esModuleInterop": true,
-    "moduleResolution": "node",
-    "resolveJsonModule": true,
-    "isolatedModules": true,
-    "jsx": "preserve"
-  },
+  "extends": "../../tsconfig.base.json",
   "include": ["next-env.d.ts", "**/*.ts", "**/*.tsx"],
-  "exclude": ["node_modules"]
+  "exclude": ["node_modules", "**/*.test.ts", "**/*.spec.ts", "dist"],
+  "compilerOptions": {
+    "lib": ["dom", "dom.iterable", "esnext"],
+    "rootDir": ".",
+    "outDir": "./dist/types",
+    "baseUrl": "src",
+    "allowJs": true,
+    "resolveJsonModule": true,
+    "isolatedModules": true
+  }
 }
diff --git a/tsconfig.base.json b/tsconfig.base.json
new file mode 100644
index 000000000..e28a91e0a
--- /dev/null
+++ b/tsconfig.base.json
@@ -0,0 +1,30 @@
+{
+  "compilerOptions": {
+    "allowSyntheticDefaultImports": true,
+    "declaration": true,
+    "esModuleInterop": true,
+    "experimentalDecorators": true,
+    "forceConsistentCasingInFileNames": true,
+    "importsNotUsedAsValues": "error",
+    "incremental": true,
+    "importHelpers": true,
+    "moduleResolution": "node",
+    "noEmit": false,
+    "noFallthroughCasesInSwitch": true /* Report errors for fallthrough cases in switch statement. */,
+    "noImplicitAny": true /* Raise error on expressions and declarations with an implied 'any' type. */,
+    "noImplicitReturns": true /* Report error when not all code paths in function return a value. */,
+    "noUnusedLocals": false /* Report errors on unused locals. */,
+    "noUnusedParameters": false /* Report errors on unused parameters. */,
+    "skipLibCheck": true,
+    "sourceMap": true,
+    "strict": false,
+    "strictFunctionTypes": true /* Enable strict checking of function types. */,
+    "strictNullChecks": true /* Enable strict null checks. */,
+    "target": "es5",
+    "typeRoots": ["node_modules/@types", "node_modules/jest"],
+    "types": ["node", "jest"],
+    "jsx": "preserve",
+    "lib": ["dom", "esnext"],
+    "module": "esnext"
+  }
+}
diff --git a/tsconfig.json b/tsconfig.json
index 7508688fb..5ccda92a6 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -1,33 +1,8 @@
 {
+  "extends": "./tsconfig.base.json",
+  "exclude": ["node_modules", "**/*.test.ts", "**/*.spec.ts"],
   "compilerOptions": {
-    "allowSyntheticDefaultImports": true,
     "baseUrl": ".",
-    "declaration": true,
-    "esModuleInterop": true,
-    "experimentalDecorators": true,
-    "forceConsistentCasingInFileNames": true,
-    "importsNotUsedAsValues": "error",
-    "incremental": true,
-    "importHelpers": true,
-    "jsx": "react",
-    "lib": ["dom", "esnext"],
-    "module": "esnext",
-    "moduleResolution": "node",
-    "noEmit": false,
-    "noFallthroughCasesInSwitch": true /* Report errors for fallthrough cases in switch statement. */,
-    "noImplicitAny": true /* Raise error on expressions and declarations with an implied 'any' type. */,
-    "noImplicitReturns": true /* Report error when not all code paths in function return a value. */,
-    "noUnusedLocals": false /* Report errors on unused locals. */,
-    "noUnusedParameters": false /* Report errors on unused parameters. */,
-    "outDir": "dist",
-    "skipLibCheck": true,
-    "sourceMap": true,
-    "strict": false,
-    "strictFunctionTypes": true /* Enable strict checking of function types. */,
-    "strictNullChecks": true /* Enable strict null checks. */,
-    "target": "es5",
-    "typeRoots": ["node_modules/@types", "node_modules/jest"],
-    "types": ["node", "jest"],
     "paths": {
       "@tldraw/tldraw": ["./packages/tldraw/dist"],
       "@tldraw/core": ["./packages/core/dist"],