Allow applying custom logic applycustomrules

I will use this for custom rules for opening programs just the first
time or putting them to a specific tag when opened second time and so on.

allow clients to be focused on activation requests

Not all clients are allow to do so. Users can specify which clients through rules

Signed-off-by: Leonardo Hernández Hernández <leohdz172@proton.me>

Merge remote-tracking branch 'upstream/main' into HEAD

fullscreen_bg defaults to black

Per conversation at PR #1147 with @kilpilainen

Merge branch 'v0.7/patched-base' into v0.7/patched-keycodes

Merge branch 'v0.7/singletagset-pertag-ipc-compat' into v0.7/patched-base

Merge remote-tracking branch 'origin/v0.7/ipc' into v0.7/singletagset-pertag-ipc-compat

Merge branch 'v0.7/patched-base' into v0.7/patched-keycodes

Apply singletagset-pertag

Fix pertag

Merge branch 'v0.7/keycodes-modes' into v0.7/patched-keycodes

Fix modes code to support keycodes patch

implement modes

like sway/river modes

use keycodes instead of keysyms

inspiration: https://codeberg.org/dwl/dwl-patches/wiki/keycodes

Merge branch 'v0.7/focusnthclient' into v0.7/patched-base

Merge branch 'v0.7/accessnthmonitor' into v0.7/patched-base

Merge branch 'v0.7/bottomstack' into v0.7/patched-base

Merge branch 'v0.7/namedscratchpads' into v0.7/patched-base

Merge branch 'v0.7/patch-movestack' into v0.7/patched-base

Merge branch 'v0.7/patch-swallow' into v0.7/patched-base