Use release infra rather than ghr to create GitHub releases (#2839)

Author: Daniel15

circle.yml

@@ -12,7 +12,6 @@ machine:
 dependencies:
   cache_directories:
     - "~/.cache/yarn"
-    - "~/ghr"
 
   override:
     - which node
@@ -22,14 +21,6 @@ dependencies:
 
     - yarn install
 
-    # setup ghr
-    - >
-      if [[ ! -e ~/ghr ]]; then
-        curl -L --create-dirs -o ~/ghr/ghr.zip https://github.com/tcnksm/ghr/releases/download/v0.5.0/ghr_v0.5.0_linux_amd64.zip;
-        unzip ~/ghr/ghr.zip -d ~/ghr
-      fi
-    - sudo ln -sF  ~/ghr/ghr /usr/local/bin/ghr
-
 test:
   override:
     - node -v
@@ -49,12 +40,14 @@ deployment:
     tag: /v[0-9]+(\.[0-9]+)*/
     owner: yarnpkg
     commands:
-      - ~/ghr/ghr -prerelease --username yarnpkg --repository yarn --token $KPM_CIRCLE_RELEASE_TOKEN v$(dist/bin/yarn --version) artifacts/
-      - curl https://nightly.yarnpkg.com/sign_releases?token=$SIGN_TOKEN
+      # Only NPM is handled here - All other release files are handled in a webhook.
       - echo "//registry.npmjs.org/:_authToken=${NPM_TOKEN}" > ~/.npmrc
       - ./scripts/set-installation-method.js "`pwd`/package.json" npm
       - npm publish --tag rc
 
 notify:
   webhooks:
-    - url: https://nightly.yarnpkg.com/api/archive_circleci
+    # Handles uploading stable/RC releases to GitHub
+    - url: https://nightly.yarnpkg.com/release_circleci
+    # Handles archiving all builds onto the nightly build site
+    - url: https://nightly.yarnpkg.com/archive_circleci