Added a few rules, replace os.execute with awful.spawn

.config/awesome/rc.lua

@@ -249,7 +249,7 @@ globalkeys = mytable.join(
               {description = "destroy all notifications", group = "hotkeys"}),
 
     -- Take a screenshot
-    awful.key({ modkey, altkey }, "p", function() os.execute("flameshot gui") end,
+    awful.key({ modkey, altkey }, "p", function() awful.spawn("flameshot gui") end,
               {description = "take a screenshot", group = "hotkeys"}),
 
     -- X screen locker
@@ -719,13 +719,17 @@ awful.rules.rules = {
         }
       }, properties = { floating = true }},
 
-{ rule = { class = "Firefox" },
+{ rule_any = { class = {"firefox", "factorio"} },
   properties = { opacity = 1, maximized = false, floating = false } },
 
     -- Add titlebars to normal clients and dialogs
     { rule_any = {type = { "normal", "dialog" }
       }, properties = { titlebars_enabled = true }
     },
+    {
+        rule = { class = "mpv" },
+        properties = { fullscreen = true }
+    }
 
     -- Set Firefox to always map on the tag named "2" on screen 1.
     -- { rule = { class = "Firefox" },

.config/awesome/theme.lua

@@ -103,7 +103,7 @@ mytextclock.font = theme.font
 theme.cal = lain.widget.cal({
     attach_to = { mytextclock },
     notification_preset = {
-        font = "Terminus 10",
+        font = "Monospace 10",
         fg   = theme.fg_normal,
         bg   = theme.bg_normal
     }
@@ -119,7 +119,7 @@ theme.fs = lain.widget.fs({
 })
 theme.fs.widget:buttons(gears.table.join(
     awful.button({}, 1, function()
-        os.execute("Thunar")
+        awful.spawn("Thunar")
     end)
 ))