Update JavaScript dependencies and install method

JavaScript apparently now needs to be installed with `--force`
instead of `--legacy-peer-deps` or some dependencies aren't
correctly installed. Change the `Makefile` and GitHub Actions
configuration accordingly.

Bump the version of Node and update frozen JavaScript dependencies.

.github/workflows/ci.yaml

@@ -57,7 +57,7 @@ jobs:
       # --legacy-peer-deps is currently required because react-aria-modal
       # hasn't been updated for the latest React.
       - name: Install Node dependencies
-        run: npm ci --legacy-peer-deps
+        run: npm ci --force
         if: steps.node-cache.outputs.cache-hit != 'true'
         working-directory: ./ui
 

.nvmrc

@@ -1 +1 @@
-20.15.1
+20.18.1

Makefile

@@ -16,7 +16,7 @@ init:
 	rm -rf .tox
 	uv pip install --upgrade pre-commit
 	pre-commit install
-	cd ui && npm install --legacy-peer-deps
+	cd ui && npm install --force
 
 # This is defined as a Makefile target instead of only a tox command because
 # if the command fails we want to cat output.txt, which contains the