QA-138 Part 1 Add generic docker push action

CODEOWNERS

@@ -1,2 +1,3 @@
 # chainlink-testing-framework
-/chainlink-testing-framework/ @tateexon @kalverra @skudasov @anieeG
+/chainlink-testing-framework/ @tateexon @kalverra @skudasov @anieeG @gheorghestrimtu
+/docker/ @tateexon @kalverra @skudasov @anieeG @gheorghestrimtu

docker/build-push/action.yml

@@ -0,0 +1,46 @@
+name: Build Docker Image and push to ECR
+description: Common docker image builder for building chainlink docker images
+inputs:
+  tags:
+    required: true
+    description: The full docker tag to use for the push to ecr, comma separated for multiple, example latest,develop,...
+  file:
+    required: true
+    description: The path to the dockerfile to build
+  build-args:
+    required: false
+    description: Comma separated build-args for the docker build to pass through, example KEY1=VAL1,KEY2=VAL2,...
+  push:
+    required: true
+    default: "true"
+    description: Whether we should push the image or not
+  AWS_REGION:
+    required: true
+    description: The AWS region to use
+  AWS_ROLE_TO_ASSUME:
+    required: true
+    description: The AWS role to assume
+
+runs:
+  using: composite
+  steps:
+    - name: Configure AWS Credentials
+      uses: aws-actions/configure-aws-credentials@v1
+      with:
+        aws-region: ${{ inputs.AWS_REGION }}
+        role-to-assume: ${{ inputs.AWS_ROLE_TO_ASSUME }}
+        role-duration-seconds: 3600
+    - name: Login to Amazon ECR
+      id: login-ecr
+      uses: aws-actions/amazon-ecr-login@v1
+    - name: Set up Docker Buildx
+      uses: docker/setup-buildx-action@v2
+    - name: Build and Push
+      uses: docker/build-push-action@v3
+      id: build-image
+      with:
+        context: .
+        file: ${{ inputs.file }}
+        build-args: ${{ inputs.build-args }}
+        tags: ${{ inputs.tags }}
+        push: ${{ inputs.push }}