chore: moving towards agentic development

docs/PRODUCT.md

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+# Product
+
+Socialize is a workflow application for social media content review, revision, approval, and publication readiness.
+
+It is not a public social network. It is a workspace-based coordination tool for internal teams, providers, and client approvers.
+
+## Primary Users
+
+- Social media manager
+- Account manager or customer success manager
+- Client approver
+- External provider or production partner
+- Internal producer
+- Internal employee or content contributor
+- Administrator
+
+## Core Product Shape
+
+- workspace-based account boundary
+- agencies able to manage multiple workspaces
+- content items as the main reviewable unit
+- assets and revisions tracked against content items
+- comments and approvals attached to the work itself
+- notifications driven by workflow events
+
+## Must Do Well
+
+- centralize review state
+- preserve a clear audit trail
+- make the latest approved version obvious
+- support internal review before client review
+- support client-facing review with low friction
+- keep publication handoff clear once approval is complete
+
+## Not In Version 1
+
+- public social feed
+- full direct publishing engine
+- full DAM platform
+- analytics suite
+- billing or subscription flows
+
+## Current Sources
+
+- `docs/product/vision.md`
+- `docs/product/glossary.md`
+- `docs/constraints.md`