feat(alacritty): make use of alacritty config imports

This allows me to keep platform specific config files, linked to
alacritty.local.yml during provisioning. Alas, it currently requires an
absolute path. Will have to follow up with an update when alacritty
version 0.7.0 is released.

references: alacritty/alacritty@07cfe8bbba

closes: #38

shell/alacritty/alacritty.arch.yml

@@ -0,0 +1,3 @@
+# arch
+window:
+  decorations: none

shell/alacritty/alacritty.macos.yml

@@ -0,0 +1,12 @@
+# macos
+window:
+  padding:
+    x: 3
+    y: 1
+  # full | none | transparent | buttonless
+  #
+  # none gets rid of the rounded corners, but at buttonless allows for
+  # maximization with APP+CR
+  decorations: buttonless
+
+background_opacity: 0.92

shell/alacritty/alacritty.yml

@@ -1,15 +1,10 @@
+# TODO: update this line to use ~ when alacritty 0.7.0 is released
+import:
+  - /home/elias/.config/alacritty/alacritty.local.yml
+
 window:
-  padding:
-    x: 3
-    y: 1
   dynamic_padding: true
 
-  # full | none | transparent | buttonless
-  #
-  # none gets rid of the rounded corners, but at buttonless allows for
-  # maximization with APP+CR
-  decorations: buttonless
-
 fonts:
   dankmono: &dankmono
     family: Dank Mono
@@ -112,8 +107,6 @@ schemes:
 
 colors: *palenight
 
-background_opacity: 0.92
-
 mouse:
   hide_when_typing: true
 

shell/alacritty/topic.config.yml

@@ -3,6 +3,12 @@ alacritty_config:
   path: shell/alacritty
   links:
     - alacritty.yml
+    - src: alacritty.arch.yml
+      rename: alacritty.local.yml
+      condition: "{{ is_arch }}"
+    - src: alacritty.macos.yml
+      rename: alacritty.local.yml
+      condition: "{{ is_macos }}"
     - src: tmux_alacritty.sh
       dest: "{{ xdg_bin_home }}/"
       rename: tmux_alacritty