Add word-by-word Greek/Hebrew interlinear under Scripture panel

Adds a collapsible Interlinear section beneath the Scripture text
(stacked and split layouts) showing each original-language word with
its BSB gloss, transliteration, parsing, and Strong's number on hover.
Data is generated offline from the Berean Standard Bible translation
tables via scripts/build-interlinear.mjs into per-book JSON files.

package.json

@@ -31,6 +31,7 @@
     "@vitejs/plugin-react": "^4.3.0",
     "@vitest/coverage-v8": "^4.1.7",
     "autoprefixer": "^10.4.19",
+    "csv-parse": "^6.2.1",
     "jsdom": "^29.1.1",
     "postcss": "^8.4.35",
     "tailwindcss": "^3.4.4",