chore: inicializacao agente auto-melhoria + nova-self-improver + .learnings/ + MEMORY.md

- Adiciona .learnings/ completo (LEARNINGS, ERRORS, FEATURE_REQUESTS, PATTERN_COUNTER)
- Cria MEMORY.md, SESSION-STATE.md, USER.md template
- Cria memory/2026-05-19.md (log diario)
- cria IDENTITY.md (Pulse ⚡)
- Atualiza AGENTS.md, SOUL.md, TOOLS.md com regras de auto-melhoria
- Instala nova-self-improver v1.0.0 via clawhub
- Skills totais: 6 instaladas

skills/self-improvement/.learnings/ERRORS.md

@@ -0,0 +1,5 @@
+# Errors Log
+
+Command failures, exceptions, and unexpected behaviors.
+
+---

skills/self-improvement/.learnings/FEATURE_REQUESTS.md

@@ -0,0 +1,5 @@
+# Feature Requests
+
+Capabilities requested by user that don't currently exist.
+
+---

skills/self-improvement/.learnings/LEARNINGS.md

@@ -0,0 +1,5 @@
+# Learnings Log
+
+Captured learnings, corrections, and discoveries. Review before major tasks.
+
+---