fix: missing deps and build

package.json

@@ -31,7 +31,9 @@
     "dev-client": "tsc -w -p src/client",
     "dev-client-copy": "node scripts/copy",
     "dev-node": "tsc -w -p src/node",
-    "build": "rm -rf dist && tsc -p src/client && tsc -p src/node",
+    "prebuild": "rm -rf dist && mkdirp dist",
+    "build:copy": "cpy './client/**/*.*' '!**/(*.ts|tsconfig.json)' '../dist/' --cwd=src --parents",
+    "build": "yarn build:copy && tsc -p src/client && tsc -p src/node",
     "changelog": "conventional-changelog -p angular -i CHANGELOG.md -s",
     "prepublishOnly": "yarn build && yarn changelog",
     "postpublish": "git add CHANGELOG.md && git commit -m 'chore: changelog [ci skip]'"
@@ -78,9 +80,12 @@
     "@types/lru-cache": "^5.1.0",
     "@types/markdown-it": "^10.0.1",
     "@types/node": "^13.13.4",
+    "@types/postcss-load-config": "^2.0.1",
     "chokidar": "^3.4.0",
     "conventional-changelog-cli": "^2.0.31",
+    "cpy-cli": "^3.1.1",
     "lint-staged": "^10.2.1",
+    "mkdirp": "^1.0.4",
     "npm-run-all": "^4.1.5",
     "prettier": "^2.0.5",
     "typescript": "^3.8.3",