added game font rendering using etxt to player hud, fixed current level

assets/levels/00-deadly-obstacles.lvl

@@ -1,4 +1,4 @@
-Description: test obstacles
+Description: open the door
 MinMoves: 2
 Background: background-lila
                     

assets/levels/02-start.lvl

@@ -1,4 +1,4 @@
-Description: find the fruit
+Description: collect all yellow dots
 MinMoves: 7
 Background: background-lila
                     

assets/levels/03-own.lvl

@@ -1,4 +1,4 @@
-Description: win
+Description: some enemies can be moved
 MinMoves: 5
 Background: background-lila
                     

assets/levels/04-mayhem.lvl

@@ -1,4 +1,4 @@
-Description: use multiple players
+Description: the more players the better
 MinMoves: 4
 Background: background-lila
                     

assets/levels/05-space.lvl

@@ -1,4 +1,4 @@
-Description: space
+Description: don't fall off the world
 MinMoves: 3
 Background: background-lila
                     

assets/loader-levels.go

@@ -201,6 +201,7 @@ type TileRegistry map[byte]*Tile
 // Each level data must be 20 chars wide (= 640 px width) and 15 chars
 // high (=480 px height).
 type RawLevel struct {
+	Number      int
 	Name        string
 	Description string
 	Background  *ebiten.Image
@@ -249,10 +250,11 @@ func LoadLevels(dir string) []RawLevel {
 		return entries[i].Name() < entries[j].Name()
 	})
 
-	for _, levelfile := range entries {
+	for idx, levelfile := range entries {
 		if levelfile.Type().IsRegular() && strings.Contains(levelfile.Name(), ".lvl") {
 			path := filepath.Join("assets", dir)
 			level := ParseRawLevel(path, levelfile)
+			level.Number = idx
 
 			levels = append(levels, level)
 
@@ -271,6 +273,7 @@ func ParseRawLevel(dir string, levelfile fs.DirEntry) RawLevel {
 	defer fd.Close()
 
 	name := strings.TrimSuffix(levelfile.Name(), ".lvl")
+	name = name[3:]
 	des := ""
 	background := &ebiten.Image{}
 	data := []byte{}