Update paths and build for CI

Author: marthacryan

.circleci/config.yml

@@ -58,7 +58,7 @@ commands:
             source .venv/bin/activate
             uv pip install .
             uv pip install -r ./test_requirements/requirements_optional.txt
-            cd js
+            cd plotly/labextension
             npm ci
             npm run build
       
@@ -275,7 +275,8 @@ jobs:
           command: |
             python -m venv venv
             . venv/bin/activate
-            cd js
+            uv pip install jupyter
+            cd plotly/labextension
             npm ci
             npm run build
             git status
@@ -323,7 +324,8 @@ jobs:
               uv pip uninstall plotly
               cd ..
               uv pip install -e .
-              cd js
+              uv pip install jupyter
+              cd plotly/labextension
               npm ci
               npm run build
               cd ../doc