ci: setup github actions test pipeline

Author: vasiliy-t

.github/workflows/test.yml

@@ -0,0 +1,49 @@
+name: Test
+on: [push]
+jobs:
+  build:
+    name: Build
+    runs-on: ubuntu-latest
+    env:
+      OPERATOR_SDK_VERSION: v0.12.0
+    steps:
+
+    - uses: actions/checkout@v1
+
+    - name: Set up Go 1.13
+      uses: actions/setup-go@v1
+      with:
+        go-version: 1.13
+      id: go
+
+    - name: Install modules
+      run: go mod download
+
+    - name: Install operator-sdk
+      run: |
+        curl -LO https://github.com/operator-framework/operator-sdk/releases/download/${OPERATOR_SDK_VERSION}/operator-sdk-${OPERATOR_SDK_VERSION}-x86_64-linux-gnu
+        chmod +x ./operator-sdk-${OPERATOR_SDK_VERSION}-x86_64-linux-gnu
+
+    - name: Build operator
+      run: ./operator-sdk-${OPERATOR_SDK_VERSION}-x86_64-linux-gnu build tarantool/tarantool-operator:${GITHUB_SHA}
+
+    - name: Setup test kubernetes cluster
+      uses: helm/kind-action@v1.0.0-rc.1
+      with:
+        cluster_name: kind
+
+    - name: Load operator image into test cluster
+      run: kind load docker-image tarantool/tarantool-operator:${GITHUB_SHA}
+
+    - name: Create CRDs
+      run: |
+        kubectl create \
+          -f deploy/crds/tarantool_v1alpha1_cluster_crd.yaml \
+          -f deploy/crds/tarantool_v1alpha1_replicasettemplate_crd.yaml \
+          -f deploy/crds/tarantool_v1alpha1_role_crd.yaml
+
+    - name: Test
+      run: |
+        ./operator-sdk-${OPERATOR_SDK_VERSION}-x86_64-linux-gnu test local \
+          --image tarantool/tarantool-operator:${GITHUB_SHA} \
+          ./test/e2e

deploy/operator.yaml

@@ -18,7 +18,7 @@ spec:
           image: tarantool/tarantool-operator:0.0.2
           command:
           - tarantool-operator
-          imagePullPolicy: Always
+          imagePullPolicy: IfNotPresent
           env:
             - name: WATCH_NAMESPACE
               valueFrom: