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General (but specially in b2view) improvements for accessing remote datasets (Caterva2, but also fsspec based) - #733

Merged

FrancescAlted merged 35 commits into

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cat2-improvements

Oct 6, 2026

Commits on Oct 5, 2026

Recognize Caterva2 dataset URLs in the public opener
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cf1def2
Discover Caterva2 mounted hierarchies lazily
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8b562de
Discover Caterva2 services and browse independent repository roots
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c2111dc
Browse Caterva2 repositories and mounted sources in b2view
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1708856
Validate shared cat2lite access and document repository browsing
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31eda45
Harden Caterva2 discovery and remote viewer lifecycle after review
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6051acb
Display full Caterva2 paths using root naming conventions in b2view
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028821c
Add lazy Caterva2 file byte streams and atomic original-file downloads
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8d6ceb3
Preview Caterva2 text and images and offer document download and opening
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c739e38
Harden ordinary-file transfers and validate and document file browsing
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d0ab203
Fix terminal image layout and simplify external opening
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1a480f5
Fix Caterva2 structured and subarray dtypes and audit demo datasets
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9f0760a
Exit b2view gracefully when its initial source cannot open
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d7c8a1d
Unify b2view preview fallbacks and file action hints
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afc0de3
Browse local and fsspec files and directories in b2view
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a3ea665
Add bounded tree search and preserve navigation focus in b2view
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56cd77f
Preview compressed local documents with bounded chunk decoding
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ae39688
Add passive Jupyter notebook previews to b2view
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e33e70b
Keep Parquet slices lazy and restore non-finite schema metadata
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62b9b37
Reduce b2view startup and remote page flicker
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a3b3db4
Display saved notebook plots with bounded passive image previews
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1533218
Raise document chunk limits to 32 MiB compressed and 256 MiB decoded
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59a2525
Browse remote compressed documents with bounded fsspec range reads
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d0865d8
Show subtle loading activity in the b2view data border
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e521760
Fix Windows viewer file URLs and skip WASM HTTP server fixtures
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69c9f0d
Publish viewer downloads on WASM without hard links
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e4f0ac7

Commits on Oct 6, 2026

Reject directory joins outside the selected root
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0b95bff
Scope automatic Caterva2 credentials to the configured origin
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d59b1b0
Recognize compressed documents inside chained fsspec URLs
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1d55d3a
Count each streamed remote file response as one request
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06ad39c
Publish RemoteFile downloads without hard links on WASM
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ee06b2f
Bound gateway startup and drain both process output streams
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8713a79
Apply formatter to review fixes
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04a69b2
Keep bare HTTP origins on the service discovery path
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cffeca1
Reject encoded discovery responses and bound payload copies
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8e6557b