Add dev deps

package.json

@@ -5,9 +5,14 @@
   "main": "index.js",
   "type": "module",
   "scripts": {
-    "build": "tsc",
+    "analyze": "tsdown --clean --no-fixed-extension --sourcemap source/index.ts && esbuild-analyzer dist/",
-    "start": "tsx src/index.ts",
+    "build": "tsdown --clean --sourcemap source/index.ts",
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "docs": "typedoc --hideGenerator",
+    "format": "prettier --write . && eslint --fix",
+    "spellcheck": "cspell 'source/**' 'test/**' 'playground/**'",
+    "style": "eslint",
+    "syntax": "tsc --noEmit",
+    "test": "vitest --dir test/ --test-timeout=15000 --passWithNoTests --run --coverage"
   },
   "exports": {
     ".": {
@@ -19,17 +24,30 @@
     "dist"
   ],
   "keywords": [],
-  "author": "",
+  "author": "GeneralProtocols",
-  "license": "ISC",
+  "license": "MIT",
-  "devDependencies": {
-    "@types/node": "^26.6.1",
-    "tsx": "^4.23.1",
-    "typescript": "^7.0.2"
-  },
   "dependencies": {
     "@bitauth/libauth": "^3.0.0",
     "@xo-cash/primitives": "^0.0.2",
     "@xo-cash/utils": "^0.0.8",
     "zod": "^4.4.3"
+  },
+  "devDependencies": {
+    "@generalprotocols/cspell-dictionary": "^1.0.1",
+    "@types/node": "^26.6.1",
+    "@vitest/coverage-v8": "^5.0.5",
+    "@viz-kit/esbuild-analyzer": "^1.0.0",
+    "@xo-cash/eslint-config": "^1.0.2",
+    "cspell": "^10.4.0",
+    "prettier": "^3.9.10",
+    "tsdown": "^0.23.1",
+    "tsx": "^4.23.1",
+    "typedoc": "^0.28.20",
+    "typedoc-plugin-coverage": "^4.0.3",
+    "typescript": "^6.0.3",
+    "vitest": "^5.0.5"
+  },
+  "overrides": {
+    "echarts": "6.1.0"
   }
 }

tsconfig.json

@@ -17,7 +17,7 @@
 
     // Stricter Typechecking Options
     "noUncheckedIndexedAccess": true,
-    // "exactOptionalPropertyTypes": true,
+    "exactOptionalPropertyTypes": true,
 
     // Recommended Options
     "strict": true,