feat: add depandabot template

• Testing

templates/python/dependancy_management/depandabot/depandabot.yml

-depandabot:
-  stage: dependency_management
-  image: python:${IMAGE_TAG}
-
-  variables:
-    PROJECT_PATH: "."
-    REQUIREMENTS_FILE_PATH: "${PROJECT_PATH}/requirements.txt"
-    IMAGE_TAG: "latest"
-    GITLAB_API_URL: "${CI_SERVER_HOST}"
+include:
+    - remote: 'https://api.r2devops.io/job/r/gitlab/dorianturba/r2devops_catalog/r2_metadata/python_install@latest.yaml'
 
-  before_script:
-    - python --version ; pip --version # debugging
-    - python -m venv venv --upgrade-deps || python -m venv venv
-    - source venv/bin/activate
-    - pip install pip-tools
+depandabot:
+    extends:
+        - .python_install
+    stage: build
+    image: python:${IMAGE_TAG}
 
-  script:
-    - DEPS_BRANCH="depandabot/requirements-txt/$(date +%s)"
-    - |
-      COMMIT_MESSAGE="build(deps): bump new versions"
-    - $([ -f ${REQUIREMENTS_FILE_PATH} ]) && ACTION="update" || ACTION="create"
-    - pip-compile --quiet -o ${REQUIREMENTS_FILE_PATH}
-    - if [ -n "$(git status --porcelain ${REQUIREMENTS_FILE_PATH})" ]; then
-    - |
-        curl --header "Authorization: Bearer ${DEPANDABOT_TOKEN}" \
-          --form "branch=$DEPS_BRANCH" \
-          --form "ref=${CI_DEFAULT_BRANCH}" \
-          "https://${GITLAB_API_URL}/api/v4/projects/${CI_PROJECT_ID}/repository/branches"
-    - |
-        curl --header "Authorization: Bearer ${DEPANDABOT_TOKEN}" \
-          --form "branch=$DEPS_BRANCH" \
-          --form "commit_message=$COMMIT_MESSAGE" \
-          --form "actions[][action]=$ACTION" \
-          --form "actions[][file_path]=${REQUIREMENTS_FILE_PATH}" \
-          --form "actions[][content]=<${REQUIREMENTS_FILE_PATH}" \
-          "https://${GITLAB_API_URL}/api/v4/projects/${CI_PROJECT_ID}/repository/commits"
-    - |
-        curl --header "Authorization: Bearer ${DEPANDABOT_TOKEN}" \
-          --form "source_branch=$DEPS_BRANCH" \
-          --form "target_branch=${CI_DEFAULT_BRANCH}" \
-          --form "title=$COMMIT_MESSAGE" \
-          "https://${GITLAB_API_URL}/api/v4/projects/${CI_PROJECT_ID}/merge_requests"
-    - fi
+    variables:
+        PYTHON_SETUP: pip install pip-tools
+        GITLAB_API_URL: "${CI_SERVER_HOST}"
+    
+    script:
+        - !reference [.python_install, script]
+        - DEPS_BRANCH="depandabot/requirements-txt/$(date +%s)"
+        - |
+            COMMIT_MESSAGE="build(deps): bump new versions"
+        - $([ -f ${REQUIREMENTS_FILE_PATH} ]) && ACTION="update" || ACTION="create"
+        - pip-compile --quiet -o ${REQUIREMENTS_FILE_PATH}
+        - if [ -n "$(git status --porcelain ${REQUIREMENTS_FILE_PATH})" ]; then
+        - |
+            curl --header "Authorization: Bearer ${DEPANDABOT_TOKEN}" \
+            --form "branch=$DEPS_BRANCH" \
+            --form "ref=${CI_DEFAULT_BRANCH}" \
+            "https://${GITLAB_API_URL}/api/v4/projects/${CI_PROJECT_ID}/repository/branches"
+        - |
+            curl --header "Authorization: Bearer ${DEPANDABOT_TOKEN}" \
+            --form "branch=$DEPS_BRANCH" \
+            --form "commit_message=$COMMIT_MESSAGE" \
+            --form "actions[][action]=$ACTION" \
+            --form "actions[][file_path]=${REQUIREMENTS_FILE_PATH}" \
+            --form "actions[][content]=<${REQUIREMENTS_FILE_PATH}" \
+            "https://${GITLAB_API_URL}/api/v4/projects/${CI_PROJECT_ID}/repository/commits"
+        - |
+            curl --header "Authorization: Bearer ${DEPANDABOT_TOKEN}" \
+            --form "source_branch=$DEPS_BRANCH" \
+            --form "target_branch=${CI_DEFAULT_BRANCH}" \
+            --form "title=$COMMIT_MESSAGE" \
+            "https://${GITLAB_API_URL}/api/v4/projects/${CI_PROJECT_ID}/merge_requests"
+        - fi