Ely Office: six offline-first desktop apps in Rust and GPUI

ElyDoc, ElyTable, ElyShow (LibreOfficeKit), ElyPDF (MuPDF), ElyTree (Git),
ElyMark (Milkdown and CodeMirror in CEF). ElyMail and ElyAgent follow.

scripts/fetch-tessdata.sh

@@ -0,0 +1,29 @@
+#!/usr/bin/env bash
+# OCR language data, tessdata_fast at one commit, into engines/tessdata.
+set -euo pipefail
+
+out="$(cd "$(dirname "$0")/.." && pwd)/engines/tessdata"
+rev=87416418657359cb625c412a48b6e1d6d41c29bd
+mkdir -p "$out"
+while read -r lang sum; do
+  file="$out/$lang.traineddata"
+  [ "$lang" = LICENSE ] && file=$out/LICENSE
+  if [ -f "$file" ] && [ "$(shasum -a 256 "$file" | cut -d' ' -f1)" = "$sum" ]; then
+    echo "ok    $lang"
+    continue
+  fi
+  curl -fsSL -o "$file.part" "https://raw.githubusercontent.com/tesseract-ocr/tessdata_fast/$rev/${file##*/}"
+  got=$(shasum -a 256 "$file.part" | cut -d' ' -f1)
+  if [ "$got" != "$sum" ]; then
+    rm -f "$file.part"
+    echo "fetch-tessdata: $lang hash $got, want $sum" >&2
+    exit 1
+  fi
+  mv "$file.part" "$file"
+  echo "got   $lang"
+done <<'LIST'
+LICENSE cfc7749b96f63bd31c3c42b5c471bf756814053e847c10f3eb003417bc523d30
+eng 7d4322bd2a7749724879683fc3912cb542f19906c83bcc1a52132556427170b2
+chi_sim a5fcb6f0db1e1d6d8522f39db4e848f05984669172e584e8d76b6b3141e1f730
+chi_tra 529c5b5797d64b126065cd55f2bb4c7fd7b15790798091b1ff259941a829330b
+LIST