Add tests for weaviate-operator and update README

.github/workflows/tests.yaml

@@ -0,0 +1,47 @@
+name: Run Tests
+
+on:
+    push:
+        branches:
+            - main
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout Repository
+        uses: actions/checkout@v2
+
+      - name: Set up Kind Cluster
+        uses: helm/kind-action@v1
+        with:
+          cluster_name: test-cluster
+
+      - name: Build the Weaviate Operator image
+        run: make docker-build
+
+      - name: Install Weaviate Operator
+        run: make deploy
+
+      - name: Wait for weaviate-operator-controller-manager to be ready
+        run: |
+          kubectl wait --for=condition=available deployment/weaviate-operator-controller-manager -n weaviate-operator-system --timeout=300s
+          if [ $? -ne 0 ]; then
+            kubectl logs deployment/weaviate-operator-controller-manager -n weaviate-operator-system
+          fi
+
+      - name: Create Weaviate namespace
+        run: kubectl create namespace weaviate
+
+      - name: Install CR
+        run: kubectl apply -f config/samples/apps_v1alpha1_weaviatecluster.yaml -n weaviate
+
+      - name: Wait for Pods to be Ready
+        run: |
+          kubectl wait sts/weaviate -n weaviate --for jsonpath='{.status.readyReplicas}'=${REPLICAS} --timeout=${TIMEOUT}
+          if [ $? -ne 0 ]; then
+            kubectl logs -l app=weaviate -n weaviate --all-containers=true --prefix
+          fi
+    
+

README.md

@@ -9,7 +9,7 @@ Before getting started, make sure you have the following prerequisites:
 - Have a kubernetes cluster.
 - Ensure that your user is authorized with cluster-admin permissions.
 
-If you want to deploy a local kubernetes cluster for local testing you can install kind:
+If you want to deploy a local kubernetes cluster for local testing you can [install kind](https://kind.sigs.k8s.io/docs/user/quick-start/#installation):
 ```
 brew install kind
 ```
@@ -35,11 +35,11 @@ kind create cluster --wait 120s --name weaviate-k8s --config /tmp/kind-config.ya
 The Weaviate Operator wraps the [weaviate-helm](https://github.com/weaviate/weaviate-helm) Helm charts, creating a CRD and CRs which allow passing specific values to configure the application.
 
 
-## Run the operator
+## Deploy the operator
 
-There are multiple ways to run the operator:
+There are multiple ways to run the `weaviate-operator`:
 
-1. The easiest way is to run the one-command Manifest:
+1. The easiest way is to apply the one-single-command Manifest:
 
 ```shell
 kubectl apply -f https://github.com/weaviate/weaviate-operator/releases/download/0.0.1/operator.yaml