Changes functionality of power button

A single push will turn off the screen

A double push or a push and hold will open the power menu, allowing you
to turn off, restart, logout or suspend (CRUST)

config.def.h

@@ -122,6 +122,7 @@ static const char *brightnessDown[] = { "brightness", "down", NULL };
 static const char *setBackgroundRandom[] = { "rofi-background", "--earth", NULL };
 static const char *backgroundDetails[] = { "background", "--only-notify", NULL };
 
+static const char *lockScreen[] = { "screenlock", "--suspend", NULL };
 static const char *powerMenu[] = { "rofi-shutdown", NULL };
 
 #include "movestack.c"
@@ -195,7 +196,7 @@ static Key keys[] = {
 	// On the pinephone, I want a single press of the power button to put the phone in sleep mode.
 	// I want a double press to bring up the power menu
 	// TODO: Make a command for screen lock
-	//{ 0,                            XF86XK_PowerOff,           1,         spawn,          {.v = <This will be a screen lock command> } },
+	{ 0,                            XF86XK_PowerOff,           1,         spawn,          {.v = lockScreen } },
 	{ 0,                            XF86XK_PowerOff,           2,         spawn,          {.v = powerMenu } },
 	{ MODKEY|ShiftMask,             XK_r,                      0,         quit,           {0} },