replace internal to pkg and add docker build job

Signed-off-by: denis-tingajkin <denis.tingajkin@xored.com>

.github/workflows/ci.yaml

@@ -200,6 +200,18 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - run: printenv
+  docker:
+    name: Docker Build & Test
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-go@v1
+        with:
+          go-version: 1.13.4
+      - name: Build container
+        run: docker build .
+      - name: Run tests
+        run: docker run --rm $(docker build -q . --target test)
   automerge:
     name: automerge
     runs-on: ubuntu-latest

Dockerfile

@@ -11,7 +11,7 @@ FROM go as build
 WORKDIR /build
 COPY go.mod go.sum ./
 COPY ./local ./local
-COPY ./internal/imports ./internal/imports
+COPY pkg ./internal/imports
 RUN go build ./internal/imports
 COPY . .
 RUN go build -o /bin/nsmgr .