Add gun to inventory that fires bullets

src/rendering/FxRenderer.ts

@@ -11,6 +11,28 @@ export class FxRenderer {
     this.scene = scene;
   }
 
+  showFloatingText(x: number, y: number, message: string, color: string) {
+    const screenX = x * TILE_SIZE + TILE_SIZE / 2;
+    const screenY = y * TILE_SIZE;
+
+    const text = this.scene.add.text(screenX, screenY, message, {
+      fontSize: "14px",
+      color: color,
+      stroke: "#000",
+      strokeThickness: 2,
+      fontStyle: "bold"
+    }).setOrigin(0.5, 1).setDepth(200);
+
+    this.scene.tweens.add({
+      targets: text,
+      y: screenY - 30,
+      alpha: 0,
+      duration: 1000,
+      ease: "Power1",
+      onComplete: () => text.destroy()
+    });
+  }
+
   clearCorpses() {
     for (const sprite of this.corpseSprites) {
       sprite.destroy();