Added expire_in for build artifacts

.gitlab/ci/build.gitlab-ci.yml

@@ -12,6 +12,7 @@ build:ubuntu_cpp:
     - make -j4 all install
 
   artifacts:
+    expire_in: 1 week
     paths:
       - build_cpp/
       - install_cpp/
@@ -29,6 +30,7 @@ build:ubuntu_python:
     - export AIDGE_INSTALL=`pwd`/install
     - python3 -m pip install .
   artifacts:
+    expire_in: 1 week
     paths:
       - venv/
 
@@ -57,6 +59,7 @@ build:windows_cpp:
     - cmake --install . --config Debug
 
   artifacts:
+    expire_in: 1 week
     paths:
       - build_cpp/
       - install_cpp/