Update gitignore, add golreleaser support for circleci

.circleci/config.yml

@@ -1,56 +1,19 @@
-workspace_root: &workspace_root
-  /go/src/github.com/mattiarossi/packer-builder-oracle-ocisurrogate
-
-defaults: &defaults
-  working_directory: *workspace_root
-  docker:
-  - image: gruntwork/circle-ci-test-image-base:go1.13
-
-version: 2
-jobs:
-  install_dependencies:
-    <<: *defaults
-    steps:
-    - checkout
-
-  build:
-    <<: *defaults
-    steps:
-    - checkout
-    - attach_workspace:
-        at: *workspace_root
-    - run: build-go-binaries --circle-ci-2 --app-name packer-builder-oracle-ocisurrogate --dest-path bin --ld-flags "-X main.VERSION=$CIRCLE_TAG"
-    - persist_to_workspace:
-        root: *workspace_root
-        paths: bin
-
-  deploy:
-    <<: *defaults
-    steps:
-    - checkout
-    - attach_workspace:
-        at: *workspace_root
-    - run: cd bin && sha256sum * > SHA256SUMS
-    - run: upload-github-release-assets bin/*
-
+# .circleci/config.yml
+version: 2.1
 workflows:
-  version: 2
-  build-and-test:
+  main:
     jobs:
-    - install_dependencies:
-        filters:
-          tags:
-            only: /^v.*/
-    - build:
-        requires:
-        - install_dependencies
-        filters:
-          tags:
-            only: /^v.*/
-
-    - deploy:
-        requires:
-        - build
-        filters:
-          tags:
-            only: /^v.*/
+      - release:
+          # Only run this job on git tag pushes
+          filters:
+            branches:
+              ignore: /.*/
+            tags:
+              only: /v[0-9]+(\.[0-9]+)*(-.*)*/
+jobs:
+  release:
+    docker:
+      - image: circleci/golang:1.14
+    steps:
+      - checkout
+      - run: curl -sL https://git.io/goreleaser | bash