add Beach-Head to the collection

res/GAMES.CONF

@@ -25,6 +25,7 @@
 0001,BATTLE.CRUISER
 0001,BATTLEZONE
 1001,BCS.QUEST=BC's Quest For Tires
+0000,BEACH.HEAD
 0001,BEER.RUN
 0100,BEJEWELED
 0000,BELLHOP

res/notes/wishlist.txt

@@ -42,7 +42,6 @@ Space Cadette
 //TODO(woz-imaged but uncracked)
 Alien Lander
 Arcade Boot Camp
-Beach-Head [priority]
 Beach-Head II [priority]
 Boa
 Copts and Robbers

src/prelaunch/beach.head.a

@@ -0,0 +1,20 @@
+;license:MIT
+;(c) 2020 by qkumba
+
+!cpu 6502
+!to "build/PRELAUNCH/BEACH.HEAD",plain
+*=$106
+
+    !source "src/prelaunch/common.a"
+
+         +ENABLE_ACCEL
+         lda   #$60
+         sta   $887
+         jsr   $800       ; decompress
+
+         +DISABLE_ACCEL
+         jmp   $8000
+
+!if * > $1C0 {
+  !error "code is too large, ends at ", *
+}