chore: update npm scripts and synth.py (#314)

Update npm scripts: add clean, prelint, prefix; make sure that lint and fix are set properly. Use post-process feature of synthtool.

Author: alexander-fenster

packages/google-cloud-resourcemanager/package.json

@@ -40,7 +40,8 @@
     "presystem-test": "npm run compile",
     "docs-test": "linkinator docs",
     "predocs-test": "npm run docs",
-    "prelint": "cd samples; npm link ../; npm i"
+    "prelint": "cd samples; npm link ../; npm install",
+    "precompile": "gts clean"
   },
   "dependencies": {
     "@google-cloud/common": "^3.0.0",

packages/google-cloud-resourcemanager/synth.py

@@ -1,7 +1,7 @@
 import synthtool as s
 import synthtool.gcp as gcp
+import synthtool.languages.node as node
 import logging
-import subprocess
 
 logging.basicConfig(level=logging.DEBUG)
 
@@ -10,3 +10,5 @@
 common_templates = gcp.CommonTemplates()
 templates = common_templates.node_library(source_location="build/src")
 s.copy(templates)
+node.install()
+node.fix()