First PR for CD staging workflow (backend services)

.github/scripts/get_backend_ip.sh

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+#!/bin/bash
+
+# Exit immediately if any command fails
+set -e
+
+echo "Waiting for LoadBalancer IPs to be assigned (up to 5 minutes)..."
+NOTES_IP=""
+USERS_IP=""
+
+NOTES_PORT=""
+USERS_PORT=""
+
+for i in $(seq 1 60); do
+  echo "Attempt $i/60 to get IPs..."
+  NOTES_IP=$(kubectl get service notes-service -o jsonpath='{.status.loadBalancer.ingress[0].ip}')
+  NOTES_PORT=$(kubectl get service notes-service -o jsonpath='{.spec.ports[0].port}')
+
+  USERS_IP=$(kubectl get service users-service -o jsonpath='{.status.loadBalancer.ingress[0].ip}')
+  USERS_PORT=$(kubectl get service users-service -o jsonpath='{.spec.ports[0].port}')
+
+  if [[ -n "$NOTES_IP" && -n "$NOTES_PORT" && -n "$USERS_IP" && -n "$USERS_PORT" ]]; then
+    echo "All backend LoadBalancer IPs assigned!"
+    echo "NOTE Service IP: $NOTES_IP:$NOTES_PORT"
+    echo "USER Service IP: $USERS_IP:$USERS_PORT"
+    break
+  fi
+  sleep 5 # Wait 5 seconds before next attempt
+done
+
+if [[ -z "$NOTES_IP" || -z "$NOTES_PORT" || -z "$USERS_IP" || -z "$USERS_PORT" ]]; then
+  echo "Error: One or more LoadBalancer IPs not assigned after timeout."
+  exit 1 # Fail the job if IPs are not obtained
+fi
+
+# These are environment variables for subsequent steps in the *same job*
+# And used to set the job outputs
+echo "NOTES_IP=$NOTES_IP" >> $GITHUB_ENV
+echo "NOTES_PORT=$NOTES_PORT" >> $GITHUB_ENV
+echo "USERS_IP=$USERS_IP" >> $GITHUB_ENV
+echo "USERS_PORT=$USERS_PORT" >> $GITHUB_ENV

.github/scripts/smoke_tests.sh

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+#!/bin/bash
+
+set -e
+
+NOTES_IP=$NOTES_SERVICE_IP
+NOTES_PORT=$NOTES_SERVICE_PORT
+
+USERS_IP=$USERS_SERVICE_IP
+USERS_PORT=$USERS_SERVICE_PORT
+
+echo "Running smoke tests against staging environment"
+echo "Notes Service: http://${NOTES_IP}:${NOTES_PORT}"
+echo "Users Service: http://${USERS_IP}:${USERS_PORT}"
+
+echo "Done!"

.github/workflows/acceptance_test_cd.yml

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+name: CD - Staging Tests on PR
+
+on:
+  # Manual trigger
+  workflow_dispatch:
+
+  # Run the test when the new PR to develop is created
+  pull_request:
+    branches:
+      - develop
+    paths:
+      - 'backend/**'
+      - 'frontend/**'
+      - 'k8s/staging/**'
+      - 'infrastructure/staging/**'
+      - '.github/workflows/*staging*.yml'
+
+env:
+  PYTHON_VERSION: "3.10"
+
+jobs:
+  # Test Individual Services (Already triggered on feature_test workflows)
+
+  # Acceptance Tests (End-to-End)
+  acceptance-tests:
+    name: Acceptance Tests - End-to-end user flow
+    runs-on: ubuntu-latest
+
+    services:
+      postgres:
+        image: postgres:15-alpine
+        env:
+          POSTGRES_USER: testuser
+          POSTGRES_PASSWORD: testpass
+          POSTGRES_DB: notesdb
+        ports:
+          - 5432:5432
+        options: >-
+          --health-cmd pg_isready
+          --health-interval 10s
+          --health-timeout 5s
+          --health-retries 5
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: ${{ env.PYTHON_VERSION }}
+
+      - name: Install Playwright
+        run: |
+          echo "Installing Playwright..."
+
+      - name: Start Users Service
+        run: |
+          echo "Starting users service..."
+
+      - name: Start Notes Service
+        run: |
+          echo "Starting notes service..."
+
+      - name: Start Frontend
+        run: |
+          echo "Starting frontend service..."
+
+      - name: Run acceptance tests
+        run: |
+          echo "Runing acceptance tests with Playwright..."