Use yarn workspaces

.gitignore

@@ -1,8 +1,6 @@
 .DS_Store
 **/bower_components
 /build
-/node_modules/
-/src/metrics_server/node_modules/
-/src/server_manager/node_modules/
+node_modules/
 /src/server_manager/install_scripts/do_install_script.ts
 yarn-error.log

package.json

@@ -1,5 +1,6 @@
 {
   "name": "outline-server",
+  "private": true,
   "devDependencies": {
     "@types/jasmine": "^2.5.53",
     "clang-format": "^1.2.2",
@@ -9,12 +10,11 @@
     "typescript": "^2.6.2"
   },
   "scripts": {
-    "postinstall": "yarn run server_manager_install",
-    "server_manager_install": "cd src/server_manager && yarn install --modules-folder ../../node_modules",
-    "clean": "rm -rf src/server_manager/bower_components/ src/{metrics_server,server_manager}/node_modules/ build/ node_modules/ src/server_manager/install_scripts/do_install_script.ts",
-    "shadowbox_install": "cd src/shadowbox && yarn install --modules-folder ../../node_modules --no-bin-links",
-    "metrics_server_install": "cd src/metrics_server && yarn install --modules-folder ../../node_modules",
+    "clean": "rm -rf src/server_manager/bower_components/ src/*/node_modules/ build/ node_modules/ src/server_manager/install_scripts/do_install_script.ts",
     "do": "bash ./scripts/do_action.sh",
     "precommit": "for i in . src/server_manager/electron_app src/metrics_server src/shadowbox; do tslint -p $i --fix; done; git-clang-format"
-  }
+  },
+  "workspaces": [
+    "src/*"
+  ]
 }