added ci/cd workflows

.github/pull_request_template.md

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+Reviewer:
+Estimate:
+
+---
+
+## Ticket
+
+Fixes: JIRA_TICKET_LINK
+
+## Description
+
+### Goal
+
+### Changes
+
+### Future Tasks (optional)
+
+## How has this been tested?
+
+## To-do before merge (optional)
+
+## Checklist
+
+Fill with `x` for completed.
+
+- [ ] My code follows the style guidelines of this project
+- [ ] I have reviewed my own code to ensure good quality
+- [ ] I have tested the functionality of my code to ensure it works as intended
+- [ ] I have resolved merge conflicts
+
+(Delete any items below that are not relevant)
+- [ ] I have updated the automated tests
+- [ ] I have updated the scripts in `scripts/`
+- [ ] I have updated the requirements
+- [ ] I have updated the README file
+- [ ] I have updated affected documentation
+- [ ] I have added a blogpost in Latest Updates
+- [ ] I have updated the CI/CD scripts in `.github/workflows/`
+- [ ] I have updated the Terraform code

.github/workflows/linting.yaml

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+name: Python Linting
+on:
+  workflow_dispatch:
+  push:
+    branches:
+      - "**"
+    paths:
+      - "**.py"
+
+jobs:
+  python-lint-check:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v3
+
+      - name: Set up Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: "3.12"
+          cache: "pip"
+          cache-dependency-path: |
+            backend/requirements.txt
+            requirements-dev.txt
+      - run: |
+          python -m pip install --upgrade pip
+          pip install -r backend/requirements.txt
+          pip install -r requirements-dev.txt
+
+      - name: Run MyPy
+        run: |
+          mypy backend/app
+
+      - name: Run ruff
+        run: |
+          ruff check --exclude "backend/migrations" .
+
+      - name: Check code formatting with Black
+        run: |
+          cd backend
+          black --check .

.github/workflows/unit_tests.yaml

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+name: Unit Tests
+on:
+  workflow_dispatch:
+  push:
+    branches:
+      - "**"
+    paths:
+      - "**.py"
+      - ".github/workflows/tests.yaml"
+env:
+  POSTGRES_PASSWORD: postgres-test-pw
+  POSTGRES_USER: postgres-test-user
+  POSTGRES_DB: postgres-test-db
+  REDIS_HOST: redis://redis:6379
+jobs:
+  container-job:
+    runs-on: ubuntu-20.04
+    container: node:20.7-bullseye
+    services:
+      postgres:
+        image: postgres:16.4
+        env:
+          POSTGRES_PASSWORD: ${{ env.POSTGRES_PASSWORD }}
+          POSTGRES_USER: ${{ env.POSTGRES_USER }}
+          POSTGRES_DB: ${{ env.POSTGRES_DB }}
+        options: >-
+          --health-cmd pg_isready
+          --health-interval 5s
+          --health-timeout 5s
+          --health-retries 5
+        ports:
+          - 5432:5432
+      redis:
+        image: redis:6.0-alpine
+        options: >-
+          --health-cmd "redis-cli ping || exit 1"
+          --health-interval 5s
+          --health-timeout 5s
+          --health-retries 5
+        ports:
+          - 6379:6379
+    steps:
+      - name: install dependencies
+        run: apt-get update && apt-get install -y lsb-release && apt-get clean all
+      - name: Check out repository code
+        uses: actions/checkout@v4
+      - uses: actions/setup-python@v4
+        with:
+          python-version: "3.12"
+      - name: Install Python libraries
+        run: |
+          python -m pip install -r backend/requirements.txt
+          python -m pip install -r requirements-dev.txt
+      - name: Run Unit Tests
+        env:
+          PROMETHEUS_MULTIPROC_DIR: /tmp
+          REDIS_HOST: ${{ env.REDIS_HOST }}
+        run: |
+          cd backend
+          export POSTGRES_HOST=postgres POSTGRES_USER=$POSTGRES_USER \
+            POSTGRES_PASSWORD=$POSTGRES_PASSWORD POSTGRES_DB=$POSTGRES_DB \
+          python -m alembic upgrade head
+          python -m pytest -m "not slow" tests