chore: update dependencies in document-extractor and frontend

- Added torch and torchvision dependencies to document-extractor with specific versions for CPU.
- Updated .gitignore in frontend to include npm cache directory and ensured proper formatting.

Author: a-klos

.gitignore

@@ -1,5 +1,6 @@
 **/.nx/*
 *.tgz
+**/_poetry
 */Chart.lock
 helm-chart/charts/admin-backend-0.0.1.tgz
 helm-chart/charts/adminfrontend-0.0.1.tgz

libs/extractor-api-lib/poetry.lock

@@ -116,8 +116,8 @@ pypandoc-binary = "^1.15"
 starlette = ">=0.49.1"
 markitdown = {version = "^0.1.3", extras = ["all"]}
 docling = "2.61.2"
-torch =      { version = "2.9.0+cpu",  source = "pytorch_cpu" }
-torchvision = { version = "0.24.0+cpu", source = "pytorch_cpu" }
+torch =      { version = "^2.9.0+cpu",  source = "pytorch_cpu" }
+torchvision = { version = "0.24.1+cpu", source = "pytorch_cpu" }
 transformers = ">=4.53.3,<5.0.0"
 pypandoc = ">=1.6.2"
 pypandoc_binary = ">=1.6.2"