[releng] Adding bitbucket pipeline configuration

bitbucket-pipelines.yml

@@ -3,5 +3,18 @@ pipelines:
   default:
     - step:
         name: Build and test
+        caches:
+          - npm_extension
+          - npm_libview
+          - npm_views
         script:
-          - ./build-src.sh
\ No newline at end of file
+          - ./build-src.sh
+        artifacts:
+          - extension/build/ld-browser-extension.zip
+          - libview/build/**
+          - views-logilab/build/**
+definitions:
+  caches:
+    npm_extension: extension/node_modules
+    npm_libview: libview/node_modules
+    npm_views: views-logilab/node_modules