web client release notes

Author: cugarteblair

docs/rtd/source/developer_guide/articles/web_client_release_notes_4_3_1.md

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+# 2026-04-03: Web Client release v4.3.1
+
+:::{note}
+SlideRule Web Client v4.3.1 adds map sampling controls, OAuth 2.1 support, and wider elevation plots.
+:::
+
+## Summary
+
+**SlideRule Web Client v4.3.1 Release Notes**
+
+Changes since v4.0.3
+
+**Infrastructure**
+- OAuth 2.1 - Updated authentication to match new server OAuth 2.1 requirements, including support for standard and custom Dynamic Client Registration
+- TLS Certificates - Upgraded cert version to current recommended
+
+**New Features**
+- Map Sampling Controls - A new "Show All" button appears in the map header when a dataset is being sampled, opening a slider to choose how many points to render. After rendering, you're prompted to save the value as your new default threshold. A "Sample" button lets you dial it back down. The setting persists across page reloads and carries over when switching between records.
+- Region Selection Component - Added a component for selecting regions, designed for use by AI agent workflows
+- Wider Elevation Plots - Elevation plots can now be widened horizontally for better data exploration
+
+**Improvements**
+- News Snippets - Added article preview snippets to the News feature
+- iPad Styling - Cleaned up layout and styling for iPad
+- Point Count Accuracy - Fixed discrepancy between point counts shown on the Analysis page vs. the Records page (#1011)
+- Raster Parameters - Fixed raster parameters not always showing up (#1029)
+- SQL Sanitization - Refactored SQL queries to improve input sanitization (#1023)
+- Redirect Fix - Fixed redirect to request page for client subdomain (#1042)