add circle ci and rm gitlab ci

.circleci/config.yml

@@ -0,0 +1,67 @@
+version: 2
+
+alias:
+  &setup-steps:
+    - run: go get ./...
+    - run: curl -sfL https://install.goreleaser.com/github.com/golangci/golangci-lint.sh | sh -s -- -b /go/bin v1.17.1
+  &pipeline-steps:
+    - run:
+        name: run static analysis & tests
+        command: make ci
+
+jobs:
+  golang-1.11-pipeline:
+    working_directory: /go/src/github.com/wagoodman/dive
+    docker:
+      - image: circleci/golang:1.11
+    steps:
+      - checkout
+      - restore_cache:
+          keys:
+            - golang-1.11-{{ checksum "go.sum" }}
+      - *setup-steps
+      - save_cache:
+          key: golang-1.11-{{ checksum "go.sum" }}
+          paths:
+            - "/go/pkg/mod"
+      - *pipeline-steps
+
+  golang-1.12-pipeline:
+    working_directory: /go/src/github.com/wagoodman/dive
+    docker:
+      - image: circleci/golang:1.12
+    steps:
+      - checkout
+      - restore_cache:
+          keys:
+            - golang-1.12-{{ checksum "go.sum" }}
+      - *setup-steps
+      - save_cache:
+          key: golang-1.12-{{ checksum "go.sum" }}
+          paths:
+            - "/go/pkg/mod"
+      - *pipeline-steps
+
+  golang-1.13-pipeline:
+    working_directory: /go/src/github.com/wagoodman/dive
+    docker:
+      - image: circleci/golang:1.13
+    steps:
+      - checkout
+      - restore_cache:
+          keys:
+            - golang-1.13-{{ checksum "go.sum" }}
+      - *setup-steps
+      - save_cache:
+          key: golang-1.13-{{ checksum "go.sum" }}
+          paths:
+            - "/go/pkg/mod"
+      - *pipeline-steps
+
+workflows:
+  version: 2
+  commit:
+    jobs:
+      - golang-1.11-pipeline
+      - golang-1.12-pipeline
+      - golang-1.13-pipeline

.gitlab-ci.yml

@@ -1,26 +0,0 @@
-image: golang:1.12.5
-
-cache:
-  paths:
-    - .cache
-
-variables:
-  GOPATH: $CI_PROJECT_DIR/.cache
-
-stages:
-  - setup
-  - validation
-
-setup:
-  stage: setup
-  script:
-    - mkdir -p .cache
-    - go get ./...
-    - curl -sfL https://install.goreleaser.com/github.com/golangci/golangci-lint.sh | sh -s -- -b $(go env GOPATH)/bin v1.17.1
-
-validation:
-  stage: validation
-  before_script:
-    - export PATH="$GOPATH/bin:$PATH"
-  script:
-    - make ci