chore(web): @pi/ui 0.0.4, initial bundle down to 1.88 MB

The library no longer registers Chart.js on import nor depends on lodash,
so the size warning is gone. Chapter 10 updated.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

package-lock.json

@@ -38,7 +38,7 @@
         "@ngrx/signals": "^22.0.1",
         "@ngx-translate/core": "^18.0.0",
         "@ngx-translate/http-loader": "^18.0.0",
-        "@pi/ui": "^0.0.2",
+        "@pi/ui": "^0.0.4",
         "apollo-angular": "^14.2.0",
         "chart.js": "^4.5.1",
         "class-transformer": "^0.5.1",
@@ -13480,12 +13480,11 @@
       }
     },
     "node_modules/@pi/ui": {
-      "version": "0.0.2",
-      "resolved": "https://nexus.pireon.dev/repository/npm-releases/@pi/ui/-/ui-0.0.2.tgz",
-      "integrity": "sha1-kCo1VJKozqkA7ag+oOYIRoGESAg=",
+      "version": "0.0.4",
+      "resolved": "https://nexus.pireon.dev/repository/npm-releases/@pi/ui/-/ui-0.0.4.tgz",
+      "integrity": "sha1-9EUpRGOsBPa3gijGtC7/oOjoscQ=",
       "license": "MIT",
       "dependencies": {
-        "lodash": "^4.17.0",
         "luxon": "^3.0.0",
         "ngx-infinite-scroll": "^22.0.0",
         "tslib": "^2.3.0"