Fix race condition, add direct deps

Author: PastelStorm

.github/workflows/ci.yml

@@ -54,6 +54,7 @@ jobs:
         sudo apt-get update && sudo apt-get install --yes poppler-utils libreoffice
         uv sync --extra test --frozen
         make install-pandoc
+        make install-nltk-models
         sudo add-apt-repository -y ppa:alex-p/tesseract-ocr5
         sudo apt-get install -y tesseract-ocr tesseract-ocr-kor
         tesseract --version

pyproject.toml

@@ -7,6 +7,11 @@ dependencies = [
     "unstructured[all-docs] >=0.18.31, <1.0.0",
     "fastapi >=0.128.4, <1.0.0",
     "uvicorn >=0.40.0, <1.0.0",
+    "backoff >=2.2.1, <3.0.0",
+    "pandas >=3.0.0, <4.0.0",
+    "psutil >=7.0.0, <8.0.0",
+    "pypdf >=6.0.0, <7.0.0",
+    "requests >=2.32.0, <3.0.0",
 ]
 
 [project.optional-dependencies]