Add configuration for releases deployment on tags

Author: tcr-ableton

.circleci/config.yml

@@ -17,4 +17,34 @@ jobs:
       - save_cache:
           key: go-mod-v1-{{ checksum "go.sum" }}
           paths:
-            - "/go/pkg/mod"
+            - "/go/pkg/mod"
+  release:
+    docker:
+      - image: circleci/golang:1.12
+        environment:
+          - GO111MODULE=on
+          - GITHUB_TOKEN=${GITHUB_TOKEN}
+    working_directory: /go/src/github.com/oleiade/trousseau
+    steps:
+      - checkout
+      - restore_cache:
+        keys:
+          - go-mod-v1-{{ checksum "go.sum" }}
+      - run: go mod download
+      - run: goreleaser
+workflows:
+  version: 2
+  build-n-deploy:
+    jobs:
+      - build:
+          filters:
+            tags:
+              only: /.*/
+      - deploy:
+          requires: 
+            - build
+          filters:
+            tags:
+              only: /^v.*/
+            branches:
+              ignore: /.*/