nutrition: fix embedding file paths for production and copy to dist

resolve() uses CWD which in production (adapter-node) is dist/, not the
project root. Detect the correct data directory at startup and add a
postbuild step to copy the embedding JSON files into dist/data/.

package.json

@@ -7,6 +7,7 @@
 		"dev": "vite dev",
 		"prebuild": "bash scripts/subset-emoji-font.sh && pnpm exec vite-node scripts/generate-mystery-verses.ts && pnpm exec vite-node scripts/download-models.ts",
 		"build": "vite build",
+		"postbuild": "mkdir -p dist/data && cp src/lib/data/nutritionEmbeddings.json src/lib/data/blsEmbeddings.json dist/data/",
 		"preview": "vite preview",
 		"check": "svelte-kit sync && svelte-check --tsconfig ./tsconfig.json",
 		"check:watch": "svelte-kit sync && svelte-check --tsconfig ./tsconfig.json --watch",

scripts/update-db-imports.sh

@@ -1,35 +0,0 @@
-#!/bin/bash
-
-# Update all files importing from the legacy $lib/db/db to use $utils/db instead
-
-files=(
-  "/home/alex/.local/src/homepage/src/routes/mario-kart/[id]/+page.server.ts"
-  "/home/alex/.local/src/homepage/src/routes/mario-kart/+page.server.ts"
-  "/home/alex/.local/src/homepage/src/routes/api/fitness/sessions/[id]/+server.ts"
-  "/home/alex/.local/src/homepage/src/routes/api/fitness/sessions/+server.ts"
-  "/home/alex/.local/src/homepage/src/routes/api/fitness/templates/[id]/+server.ts"
-  "/home/alex/.local/src/homepage/src/routes/api/fitness/templates/+server.ts"
-  "/home/alex/.local/src/homepage/src/routes/api/fitness/exercises/[id]/+server.ts"
-  "/home/alex/.local/src/homepage/src/routes/api/fitness/exercises/+server.ts"
-  "/home/alex/.local/src/homepage/src/routes/api/fitness/exercises/filters/+server.ts"
-  "/home/alex/.local/src/homepage/src/routes/api/fitness/seed-example/+server.ts"
-  "/home/alex/.local/src/homepage/src/routes/api/mario-kart/tournaments/[id]/groups/[groupId]/scores/+server.ts"
-  "/home/alex/.local/src/homepage/src/routes/api/mario-kart/tournaments/[id]/groups/+server.ts"
-  "/home/alex/.local/src/homepage/src/routes/api/mario-kart/tournaments/[id]/contestants/[contestantId]/dnf/+server.ts"
-  "/home/alex/.local/src/homepage/src/routes/api/mario-kart/tournaments/[id]/contestants/+server.ts"
-  "/home/alex/.local/src/homepage/src/routes/api/mario-kart/tournaments/[id]/+server.ts"
-  "/home/alex/.local/src/homepage/src/routes/api/mario-kart/tournaments/[id]/bracket/+server.ts"
-  "/home/alex/.local/src/homepage/src/routes/api/mario-kart/tournaments/[id]/bracket/matches/[matchId]/scores/+server.ts"
-  "/home/alex/.local/src/homepage/src/routes/api/mario-kart/tournaments/+server.ts"
-)
-
-for file in "${files[@]}"; do
-  if [ -f "$file" ]; then
-    echo "Updating $file"
-    sed -i "s/from '\$lib\/db\/db'/from '\$utils\/db'/g" "$file"
-  else
-    echo "File not found: $file"
-  fi
-done
-
-echo "All files updated!"

src/lib/server/nutritionMatcher.ts

@@ -6,7 +6,7 @@
  * USDA uses all-MiniLM-L6-v2 for English ingredient names.
  */
 import { pipeline, type FeatureExtractionPipeline } from '@huggingface/transformers';
-import { readFileSync } from 'fs';
+import { readFileSync, existsSync } from 'fs';
 import { resolve } from 'path';
 import { NUTRITION_DB, type NutritionEntry } from '$lib/data/nutritionDb';
 import { BLS_DB, type BlsEntry } from '$lib/data/blsDb';
@@ -18,8 +18,12 @@ import { NutritionOverwrite } from '$models/NutritionOverwrite';
 
 const USDA_MODEL = 'Xenova/all-MiniLM-L6-v2';
 const BLS_MODEL = 'Xenova/multilingual-e5-small';
-const USDA_EMBEDDINGS_PATH = resolve('src/lib/data/nutritionEmbeddings.json');
-const BLS_EMBEDDINGS_PATH = resolve('src/lib/data/blsEmbeddings.json');
+// In dev CWD is project root; in production (adapter-node) CWD is dist/
+const DATA_DIR = existsSync(resolve('src/lib/data/nutritionEmbeddings.json'))
+	? resolve('src/lib/data')
+	: resolve('data');
+const USDA_EMBEDDINGS_PATH = `${DATA_DIR}/nutritionEmbeddings.json`;
+const BLS_EMBEDDINGS_PATH = `${DATA_DIR}/blsEmbeddings.json`;
 const CONFIDENCE_THRESHOLD = 0.45;
 
 // Lazy-loaded singletons — USDA