chore: bump lib-core.composition dep to 0.3.0

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

manifest.module

@@ -1,6 +1,6 @@
 {
     "id": "rts-prototype",
-    "version": "0.1.3",
+    "version": "0.1.4",
     "kind": "module",
     "api": "^0.1",
     "ci_frames": 60,
@@ -8,7 +8,7 @@
     "deps": [
         {"id": "lib-core.maps",        "version": "0.5.7"},
         {"id": "lib-core.render",      "version": "0.2.0"},
-        {"id": "lib-core.composition", "version": "0.2.0"},
+        {"id": "lib-core.composition", "version": "0.3.0"},
         {"id": "lib-core.camera",      "version": "0.3.0"},
         {"id": "lib-core.input",       "version": "0.4.0"},
         {"id": "lib-core.selection",   "version": "0.1.0"},