diff --git a/bun.lockb b/bun.lockb
new file mode 100755
index 0000000..87e2e98
Binary files /dev/null and b/bun.lockb differ
diff --git a/package.json b/package.json
new file mode 100644
index 0000000..e995c57
--- /dev/null
+++ b/package.json
@@ -0,0 +1,9 @@
+{
+  "name": "todo-tests",
+  "type": "module",
+  "private": true,
+  "workspaces": ["packages/*"],
+  "devDependencies": {
+    "typescript": "^5.5.2"
+  }
+}
diff --git a/packages/common/package.json b/packages/common/package.json
new file mode 100644
index 0000000..16fcc2a
--- /dev/null
+++ b/packages/common/package.json
@@ -0,0 +1,5 @@
+{
+  "name": "@todo-tests/common",
+  "type": "module",
+  "private": true
+}
diff --git a/packages/server/package.json b/packages/server/package.json
new file mode 100644
index 0000000..7076209
--- /dev/null
+++ b/packages/server/package.json
@@ -0,0 +1,11 @@
+{
+  "name": "@todo-tests/server",
+  "type": "module",
+  "private": true,
+  "dependencies": {
+    "@effect/platform": "^0.58.12",
+    "@effect/platform-bun": "^0.38.11",
+    "@effect/schema": "^0.68.11",
+    "effect": "^3.4.4"
+  }
+}
diff --git a/packages/webui/package.json b/packages/webui/package.json
new file mode 100644
index 0000000..d83a81b
--- /dev/null
+++ b/packages/webui/package.json
@@ -0,0 +1,5 @@
+{
+  "name": "@todo-tests/webui",
+  "type": "module",
+  "private": true
+}
diff --git a/tsconfig.json b/tsconfig.json
new file mode 100644
index 0000000..238655f
--- /dev/null
+++ b/tsconfig.json
@@ -0,0 +1,27 @@
+{
+  "compilerOptions": {
+    // Enable latest features
+    "lib": ["ESNext", "DOM"],
+    "target": "ESNext",
+    "module": "ESNext",
+    "moduleDetection": "force",
+    "jsx": "react-jsx",
+    "allowJs": true,
+
+    // Bundler mode
+    "moduleResolution": "bundler",
+    "allowImportingTsExtensions": true,
+    "verbatimModuleSyntax": true,
+    "noEmit": true,
+
+    // Best practices
+    "strict": true,
+    "skipLibCheck": true,
+    "noFallthroughCasesInSwitch": true,
+
+    // Some stricter flags (disabled by default)
+    "noUnusedLocals": false,
+    "noUnusedParameters": false,
+    "noPropertyAccessFromIndexSignature": false
+  }
+}