feat(constructs): apply the 2026-08-25 library review [spec 0007]

feat(scoring): anchor vectors (bipolar constructs) [spec 0006]

fix(privacy): stop showing shared anonymous projects to signed-in users

feat(guide): public how-to guide + live AI model details

feat: audit trail for AI drafts + disabled-button reasons everywhere

feat: LLM-generated construct items (design note ITEM_GENERATION.md)

feat: put invite links on hold; single brand header everywhere

feat: make /product internal - lab members, maintainers, and PI only

feat: Implement multi-construct functionality in CCR analysis

feat: add welcome page for first-time users and update routing

Enable Row-Level Security on public tables in Supabase at startup

Refactor admin page to include collapsible sections and enhance invite link management

Four-tier access model: self-governing admin, pre-login access, audit trail

Repro script: valid Python booleans + per-run filenames in instructions

Upload limits: make the byte ceiling configurable and stream-checked

Graceful handling when an uploaded file is gone (restart-safe UX)

Admin page v1: user roles (lab tier), password resets, failed-run requeue, verification queue

Refine documentation and fix upload handling

Add /guide tester page and /samples demo-data downloads

Sync platform from lab mainline: dev instance ready to deploy

CCR Platform: web platform for Contextualized Construct Representations