add codefresh pipelines

Signed-off-by: Josh Dolitsky <jdolitsky@gmail.com>

.codefresh/master.yml

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+version: '1.0'
+stages:
+- build
+- release
+steps:
+  BuildDockerImage:
+    title: Build Docker image
+    stage: build
+    type: build
+    image_name: ${{CF_REPO_OWNER}}/${{CF_REPO_NAME}}
+  PushDockerImage:
+    title: Push Docker image (latest)
+    stage: release
+    type: push
+    candidate: ${{BuildDockerImage}}
+    image_name: ${{CF_REPO_OWNER}}/${{CF_REPO_NAME}}
+    registry: dockerhub

.codefresh/release.yml

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+# Note: must set env var GITHUB_TOKEN for goreleaser
+version: '1.0'
+stages:
+- build
+- release
+steps:
+  BuildDockerImage:
+    title: Build Docker image
+    stage: build
+    type: build
+    image_name: ${{CF_REPO_OWNER}}/${{CF_REPO_NAME}}
+  UploadReleaseArtifacts:
+    title: Upload release artifacts
+    stage: release
+    image: goreleaser/goreleaser:v0.95.0
+    working_directory: /go/src/github.com/${{CF_REPO_OWNER}}
+    commands:
+    - ln -s /codefresh/volume/${{CF_REPO_NAME}} ${{CF_REPO_NAME}} && cd ${{CF_REPO_NAME}}
+    - git checkout tags/${{CF_BRANCH_TAG_NORMALIZED}}
+    - goreleaser --rm-dist
+  PushDockerImageTagged:
+    title: Push Docker image (tag)
+    stage: release
+    type: push
+    candidate: ${{BuildDockerImage}}
+    image_name: ${{CF_REPO_OWNER}}/${{CF_REPO_NAME}}
+    tag: ${{CF_BRANCH_TAG_NORMALIZED}}
+    registry: dockerhub

Dockerfile

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+FROM golang:1.11-alpine as builder
+ADD . /go/src/github.com/jdolitsky/chart-scanner
+WORKDIR /go/src/github.com/jdolitsky/chart-scanner
+RUN go install github.com/jdolitsky/chart-scanner/cmd/chart-scanner
+
+FROM alpine
+RUN apk --update add ca-certificates
+COPY --from=builder /go/bin/chart-scanner /bin/chart-scanner
+RUN mkdir /workspace
+WORKDIR /workspace
+ENTRYPOINT  ["/bin/chart-scanner"]