feat(hand7s): kanshi service init

Signed-off-by: s0me1newithhand7s <git+me@hand7s.org>

hand7s/services/kanshi.nix

@@ -0,0 +1,20 @@
+_: {
+  services = {
+    kanshi = {
+      enable = true;
+      systemdTarget = "hyprland-session.target";
+      profiles = {
+        "default" = {
+          outputs = [
+            {
+              criteria = "Shenzhen KTC Technology Group AQ27H3 0x00000001";
+              mode = "2560x1440@165Hz";
+              position = "0,0";
+              adaptiveSync = true;
+            }
+          ];
+        };
+      };
+    };
+  };
+}