chore: Update cognitive architecture naming and sync org-agent submodule

- Updated naming to Associative/Deliberate and Foreground/Background in README.org
- Synchronized completed tasks in gtd.org
- Updated org-agent submodule reference

gtd.org

@@ -63,13 +63,43 @@ Org-agent: A Neurosymbolic AI Agent.
 Slim down the org-agent microkernel by moving non-essential cognitive functions to hot-reloadable user-space skills.
 
 **** DONE Extract LLM Provider Routing to a Skill (neuro.lisp)
-**** TODO Extract Vector Embedding Algorithms to a Skill (embedding.lisp)
-**** TODO Extract Sparse Tree Context Pruning Strategies to a Skill (context.lisp)
-**** TODO Implement `org-skill-peripheral-vision` (Moving embedding logic out of core)
+**** DONE Extract Vector Embedding Algorithms to a Skill (embedding.lisp)
+    CLOSED: [2026-04-12 Sun 14:10]
+    :PROPERTIES:
+    :ID: extract-embedding-skill
+    :END:
+    - Created `org-skill-embedding.org`.
+    - Moved logic to `src/embedding-logic.lisp` via tangling.
+    - Updated `system-definition.org`.
+**** DONE Extract Sparse Tree Context Pruning Strategies to a Skill (context.lisp)
+    CLOSED: [2026-04-12 Sun 14:25]
+    :PROPERTIES:
+    :ID: extract-context-skill
+    :END:
+    - Created `org-skill-peripheral-vision.org`.
+    - Moved logic to `src/context-logic.lisp` via tangling.
+    - Updated `system-definition.org`.
+**** DONE Implement `org-skill-peripheral-vision` (Moving embedding logic out of core)
+    CLOSED: [2026-04-12 Sun 14:25]
+    :PROPERTIES:
+    :ID: impl-peripheral-vision
+    :END:
 **** TODO Implement Privacy-Aware Background Indexer (Local hashes for @personal, Semantic for others)
 **** TODO Decouple Transport from Protocol (True Actuator-Agnosticism in protocol.lisp)
-**** TODO Implement OACP Schema Validation (Prevent reader macro injection in protocol.lisp)
-**** TODO Implement Pluggable OACP Integrity Hashing (Core interface, Skill-based algorithms)
+**** DONE Implement OACP Schema Validation (Prevent reader macro injection in protocol.lisp)
+    CLOSED: [2026-04-12 Sun 14:45]
+    :PROPERTIES:
+    :ID: oacp-schema-validation
+    :END:
+    - Created `org-skill-oacp-validator.org`.
+    - Integrated `validate-oacp-schema` into `protocol.org`.
+    - Added `protocol-validator.lisp` to system definition.
+**** DONE Implement Pluggable OACP Integrity Hashing (Core interface, Skill-based algorithms)
+    CLOSED: [2026-04-12 Sun 15:15]
+    :PROPERTIES:
+    :ID: oacp-integrity-hashing
+    :END:
+    - Integrated HMAC-SHA256 (`ironclad:make-mac`) in `literate/protocol.org`.
 **** TODO Implement OACP Backpressure Handling (Queue bounds and BUSY frames in protocol.lisp)
 **** TODO Implement Cognitive Loop "Rut" Recovery (Dynamic Escalation in org-skill-safety-harness)
 **** TODO Implement Asynchronous Event Bus for Telemetry (core.lisp)
@@ -157,8 +187,18 @@ Slim down the org-agent microkernel by moving non-essential cognitive functions
 
 *** TRACK: SECURITY & CONTAINMENT (The 5-Vector Bouncer Matrix)
 **** TODO Draft comprehensive Threat Model for Agentic Containment
-**** TODO Implement Path-Based Scoping for File Writes (DNA/State vs Work)
-**** TODO Implement Network Exfiltration Gate (Intercept generic HTTP requests)
+**** DONE Implement Path-Based Scoping for File Writes (DNA/State vs Work)
+    CLOSED: [2026-04-12 Sun 15:15]
+    :PROPERTIES:
+    :ID: path-based-scoping
+    :END:
+    - Implemented as `path-confinement` invariant in `org-skill-formal-verification.org`.
+**** DONE Implement Network Exfiltration Gate (Intercept generic HTTP requests)
+    CLOSED: [2026-04-12 Sun 15:15]
+    :PROPERTIES:
+    :ID: network-exfiltration-gate
+    :END:
+    - Implemented as `no-network-exfil` invariant in `org-skill-formal-verification.org`.
 **** TODO Implement Secret Exposure Gate (Intercept reads to .env, keys)
 **** TODO Implement Swarm Lateral Movement Gate (Intercept global state changes)
 
@@ -256,8 +296,18 @@ Slim down the org-agent microkernel by moving non-essential cognitive functions
 :ID:       proj-skill-boot-sequence
 :END:
 **** TODO Refactor `skills.lisp` into a Micro-Loader (Core)
-**** TODO Implement Topological Sort based on `#+DEPENDS_ON:` tags
-**** TODO Enforce `org-skill-agent` as the mandatory Gateway Skill (Loaded first)
+**** DONE Implement Topological Sort based on `#+DEPENDS_ON:` tags
+    CLOSED: [2026-04-12 Sun 15:15]
+    :PROPERTIES:
+    :ID: topological-sort-skills
+    :END:
+    - Implemented in `literate/skills.org`.
+**** DONE Enforce `org-skill-agent` as the mandatory Gateway Skill (Loaded first)
+    CLOSED: [2026-04-12 Sun 15:15]
+    :PROPERTIES:
+    :ID: enforce-mandatory-skill
+    :END:
+    - Enforced in `initialize-all-skills` in `literate/skills.org`.
 **** TODO Formalize the "Minimal Boot Set" (Router, Vision, Steward, Actuator)
 **** TODO Implement Skill Capability Negotiation (Pre-flight tool check)
 **** TODO Add Resource Jailing (Timeouts and Memory Quotas for Skills)