Multiple changes

- backend: add summoner spells
- backend: add build variants
- backend: builds are now storing full tree with runes (keystones)
- backend: build trees are split on starter items and merged on runes
- frontend: computing core tree now
- frontend: variant selectors

frontend/composables/useBuilds.ts

@@ -1,32 +1,19 @@
 /**
- * Composable for managing build data with automatic trimming
- * Handles deep cloning and tree manipulation
+ * Composable for managing build data
  */
 import { deepClone } from '~/utils/helpers'
-import { trimBuilds, trimLateGameItems } from '~/utils/buildHelpers'
 
 export const useBuilds = (buildsProp: Ref<Builds>) => {
   const builds = ref<Builds>(deepClone(buildsProp.value))
 
-  function trimBuildData(): void {
-    trimBuilds(builds.value)
-    trimLateGameItems(builds.value)
-  }
-
   // Watch for changes and rebuild
   watch(
     () => buildsProp.value,
     newBuilds => {
       builds.value = deepClone(newBuilds)
-      trimBuildData()
     },
     { deep: true }
   )
 
-  // Initial trim on mount
-  onMounted(() => {
-    trimBuildData()
-  })
-
   return { builds }
 }