Serve pages and home from PocketBase, drop the file-based content layer

Elternbeirat.Web.Tests/RouteSmokeTests.cs

@@ -46,17 +46,14 @@ public sealed class RouteSmokeTests : IDisposable
     public static TheoryData<string> KnownRoutes =>
     [
         "/",
-        "/vorstandsteam",
-        "/foerderverein",
+        "/board",
+        "/patrons",
         "/faq",
         "/faq-mensa",
-        "/faq-schliessfach",
-        "/faq-elterneuro",
-        "/faq-elternarbeit",
         "/downloads",
-        "/kontakt",
-        "/impressum",
-        "/datenschutz",
+        "/contact",
+        "/imprint",
+        "/privacy",
         "/posts",
         "/posts/new-board",
         "/posts/new-hall",