dwl-patches overhaul

Eliminated wiki.
Individual patches have a README.md explanation in their own subdirectory.
Simplified submission of new patches and maintenance of existing patches.
Instructions page (README.md autodisplayed) is now at https://codeberg.org/dwl/dwl-patches/

patches/right/right.patch

@@ -0,0 +1,50 @@
+From 65e3f3eb1eea35601949499c0cd2c2032773b732 Mon Sep 17 00:00:00 2001
+From: Dima Krasner <dima@dimakrasner.com>
+Date: Thu, 21 Jul 2022 21:14:14 +0300
+Subject: [PATCH] extend the display to the right
+
+---
+ dwl.c | 13 +++++++++++--
+ 1 file changed, 11 insertions(+), 2 deletions(-)
+
+diff --git a/dwl.c b/dwl.c
+index fa76db2..0fe3e97 100644
+--- a/dwl.c
++++ b/dwl.c
+@@ -851,7 +851,8 @@ createmon(struct wl_listener *listener, void *data)
+ 	const MonitorRule *r;
+ 	size_t i;
+ 	struct wlr_output_state state;
+-	Monitor *m;
++	Monitor *om, *m;
++	int max_x = 0, max_x_y = 0, width, height;
+ 
+ 	if (!wlr_output_init_render(wlr_output, alloc, drw))
+ 		return;
+@@ -895,6 +896,14 @@ createmon(struct wl_listener *listener, void *data)
+ 	wlr_output_commit_state(wlr_output, &state);
+ 	wlr_output_state_finish(&state);
+ 
++	wl_list_for_each(om, &mons, link) {
++		wlr_output_effective_resolution(om->wlr_output, &width, &height);
++		if (om->m.x + width > max_x) {
++			max_x = om->m.x + width;
++			max_x_y = om->m.y;
++		}
++	}
++
+ 	wl_list_insert(&mons, &m->link);
+ 	printstatus();
+ 
+@@ -918,7 +927,7 @@ createmon(struct wl_listener *listener, void *data)
+ 	 */
+ 	m->scene_output = wlr_scene_output_create(scene, wlr_output);
+ 	if (m->m.x < 0 || m->m.y < 0)
+-		wlr_output_layout_add_auto(output_layout, wlr_output);
++		wlr_output_layout_add(output_layout, wlr_output, max_x, max_x_y);
+ 	else
+ 		wlr_output_layout_add(output_layout, wlr_output, m->m.x, m->m.y);
+ }
+-- 
+2.43.0
+