feat: Return CI test for docker build (#977)

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## Description
<!-- Provide a clear description of the changes in this PR -->

## DCO Affirmation
I affirm that all code in every commit of this pull request conforms to
the terms of the Topoteretes Developer Certificate of Origin.

.github/workflows/backend_docker_build_test.yml

@@ -0,0 +1,26 @@
+name: build test | Docker image
+
+on:
+  workflow_call:
+
+env:
+  AWS_ACCOUNT_ID_DEV: "463722570299"
+
+jobs:
+
+  build_docker:
+    name: Build Cognee Backend Docker App Image
+    runs-on: ubuntu-22.04
+    steps:
+      - name: Check out Cognee code
+        uses: actions/checkout@v4
+
+      - name: Build Cognee Docker image
+        id: cognee-docker-tag
+        run: |
+          export SHA_SHORT="$(git rev-parse --short HEAD)"
+          export CUR_DATE="$(date +%Y%m%d%H%M%S)"
+          export VERSION="dev-$CUR_DATE-$SHA_SHORT"
+          image_name="cognee" docker_login="false" version="$VERSION" account="${{ env.AWS_ACCOUNT_ID_DEV }}" app_dir="." publish="false" ./bin/dockerize
+          export DOCKER_TAG=$(cat /tmp/.DOCKER_IMAGE_VERSION)
+          echo "Successfully built cognee Docker image. Tag is: $DOCKER_TAG"

.github/workflows/test_suites.yml

@@ -36,7 +36,7 @@ jobs:
   docker-ci-test:
     name: Docker CI test
     needs: [basic-tests, e2e-tests]
-    uses: ./.github/workflows/ci.yaml
+    uses: ./.github/workflows/backend_docker_build_test.yml
     secrets: inherit
 
   graph-db-tests: