⚡ Adds routing

Squashed commit of the following:

commit d26bffc33a
Author: Jan Andrle <andrle.jan@centrum.cz>
Date:   Tue Jun 9 10:35:14 2026 +0200

    ⚡ ups versions

commit 8bb12aaac1
Author: Jan Andrle <andrle.jan@centrum.cz>
Date:   Fri May 22 15:56:44 2026 +0200

    ⚡ 📺 finlizes routing and improves bs

commit c3782509e8
Author: Jan Andrle <andrle.jan@centrum.cz>
Date:   Wed May 20 16:10:51 2026 +0200

    ⚡ first steps (footer)

commit 7c925d1fdb
Author: Jan Andrle <andrle.jan@centrum.cz>
Date:   Wed May 20 15:24:20 2026 +0200

    ⚡ 📺 tsc-alias

commit e4e41197b9
Author: Jan Andrle <andrle.jan@centrum.cz>
Date:   Wed May 20 14:40:47 2026 +0200

    🐛 fixes routing

commit 7d6240e28a
Author: Jan Andrle <andrle.jan@centrum.cz>
Date:   Wed May 20 14:40:00 2026 +0200

    🐛 📺 fixes dev server

commit 139b1590ce
Author: Jan Andrle <andrle.jan@centrum.cz>
Date:   Wed Apr 29 13:40:40 2026 +0200

    ⚡ Uses original router

    - it has benefits to use hash properly

commit 3cc11b68de
Author: Jan Andrle <andrle.jan@centrum.cz>
Date:   Tue Apr 28 17:16:00 2026 +0200

    🎉

bs/README.md

@@ -4,9 +4,6 @@ This project uses [jaandrle/bs: The simplest possible build system using executa
 ## Available executables
 If it makes sense, arguments are passed to internally used commands (e.g. `tsc`), e. g. `--help`.
 
-### bs/lint
-This lints the project using `tsc`.
-
 ### bs/test
 This lints the project and runs tests using `wtr`.
 
@@ -19,8 +16,17 @@ This builds the project using `rollup`.
 ### bs/analyze
 This analyze Custom Element manifest using the `@custom-elements-manifest/analyzer`.
 
+### bs/dev/assets
+Copies assets using `cp` into proper destination in `.tmp`.
+
+### bs/dev/tsc
+Builds typescript files using `tsc`.
+
+### bs/dev/lint
+Lints the project using `tsc`.
+
 ### bs/npm/lint
-Linted projects’ npm dependencies.
+Lints projects’ npm dependencies.
 
 ### bs/npm/update
 Updates projects’ npm dependencies.