added . dev dependecies to cd-ci pipline

.gitlab-ci.yml

-image: python:3.10  # or python:3.11 if needed
+image: python:3.10  # Or python:3.11 if required
 
 stages:
   - test
@@ -18,24 +18,27 @@ cache:
 before_script:
   - python -m venv venv
   - source venv/bin/activate
-  - pip config set global.proxy $HTTP_PROXY  # Ensure pip respects the proxy
   - pip install -U pip setuptools wheel
+  - pip install -e .[dev]  # Ensure pytest and dev dependencies are installed
+  - echo "✅ Virtual environment activated and dependencies installed"
 
 test_default:
   stage: test
   script:
-    - pip install .[dev]  # Install test dependencies
+    - source venv/bin/activate  # Ensure venv is active
     - pytest --junitxml=report.xml --cov=dccXMLJSONConv
 
 test_web:
   stage: test
   script:
-    - pip install .[web]  # Install Web API dependencies
+    - source venv/bin/activate  # Ensure venv is active
+    - pip install -e .[web]  # Install Web API dependencies
     - pytest --junitxml=report_web.xml --cov=dccXMLJSONConv
 
 build:
   stage: build
   script:
+    - source venv/bin/activate  # Ensure venv is active
     - python setup.py sdist bdist_wheel
   artifacts:
     paths: