Various chores/maintenance on codebase

.github/workflows/build.yml

@@ -54,18 +54,18 @@ jobs:
             target/release/recent-messages2.exe
   check-format-prettier:
     runs-on: ubuntu-latest
-    container: node:22-bookworm
+    container: node:lts
     steps:
       - uses: actions/checkout@v4
       - run: cd web && npm ci
       # If updating this command, make sure to update the same command in /scripts/reformat.sh too
       - run: ./web/node_modules/.bin/prettier --check --ignore-path ".gitignore" "**/*.md" "**/*.tsx" "**/*.yml" "**/*.json"
   build-web:
     runs-on: ubuntu-latest
-    container: node:${{ matrix.node }}-bullseye
+    container: node:${{ matrix.node }}
     strategy:
       matrix:
-        node: [20, 22]
+        node: [current, lts]
     steps:
       - uses: actions/checkout@v4
       - run: cd web && npm ci