build(deps): bump node from 25-slim to 26-slim

Bumps node from 25-slim to 26-slim.

---
updated-dependencies:
- dependency-name: node
  dependency-version: 26-slim
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

Dockerfile

@@ -1,4 +1,4 @@
-FROM node:25-slim AS assets
+FROM node:26-slim AS assets
 
 WORKDIR /app
 COPY app/package.json ./

app/package.json

@@ -2,7 +2,7 @@
   "dependencies": {
     "bootstrap": "5.3.8",
     "@fortawesome/fontawesome-free": "^7.3.1",
-    "bootstrap-icons": "1.13.2",
+    "bootstrap-icons": "1.13.1",
     "jquery": "4.0.0",
     "marked": "^18.0.13"
   },