Architecture reframe: rename triad/Stoa/Logos/Agora → Passepartout

- Renamed ideas/stoa/ → ideas/passepartout/, all stage files prefixed passepartout-
- Renamed triad-index/overview/systemic-effects → passepartout-* under passepartout/
- Renamed ideas/agora/ → ideas/passepartout-social-protocol/, stripped agora- prefixes
- Merged overview and environment pages into architecture; deleted 3 redundant files
- Renamed growth-strategy → enterprise-growth-strategy
- Renamed alternative-growth-social-first → social-growth-strategy
- Removed all Greek names: Stoa, Logos, Agora as product names
- Updated 50+ files of cross-references to new naming
- Kept org-id UUIDs intact throughout

ideas/passepartout-social-protocol/requirements-00-readme.org

@@ -0,0 +1,41 @@
+#+title: Social Protocol: Decentralized Social Network
+#+AUTHOR: Amr
+#+CREATED: [2026-03-17 Tue]
+#+BEGIN_COMMENT
+A decentralized social network protocol for the ATmosphere (AT Protocol) ecosystem.
+#+END_COMMENT
+
+:PROPERTIES:
+:CREATED:  [2026-05-24 Sun]
+:ID:       10289e64-a4ff-4c34-828f-f3a9c769b73d
+:END:
+* [[id:1d074690-a279-59cb-b91d-e9a22ae104ad][Social Protocol]]: Decentralized Social Network
+
+This project contains the specification and analysis for a decentralized social network built on open protocols.
+
+* Project Tasks
+
+See the actionable tasks for this project in GTD.org (Social Protocol project)
+
+* Key Documents
+
+- [[id:b25bf753-9799-41ab-82f5-1a1416db756b][01. Overview]]
+- [[id:6fe67db6-25bd-4d11-bd1d-b44ec809e858][02. Identity]]
+- [[id:3b43a9b8-31d1-4479-a35f-22273b74f0c7][03. Infrastructure]]
+- [[id:f6cfc54b-919b-4311-bcbf-65e976755d40][04. The Primitive]]
+- [[id:0f949f6c-4cf1-49eb-b9a4-ebcac27ee548][05. Social Spaces]]
+- 
+- 
+- 
+- 
+- 
+- 
+- 
+- 
+
+* Status
+
+- [X] Concept and atomic notes complete
+- [X] Comprehensive specification built
+- [ ] Governance decision (DEC-001) pending
+- [ ] Implementation planning not started