feat: sync all plugins, skills, agents updates

New plugins: core-tools
New skills: auto-expense, ticket-triage, design, security-check,
  aiktop-tasks, daily-digest, imap-triage, index-update, mindmap,
  notebooklm, proc-creator, tasks-overview, validate-component,
  perfex-module, report, calendar-manager
New agents: design-critic, design-generator, design-lead,
  design-prompt-architect, design-researcher, compliance-auditor,
  metabase-analyst, gitea-integration-specialist
Updated: all plugin configs, knowledge datasets, existing skills

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

project-manager/hooks/spec-gate.sh

@@ -1,7 +1,7 @@
 #!/bin/bash
 # spec-gate.sh - PreToolUse hook for Write/Edit
 # Avisa quando se tenta editar ficheiros sem SPEC.md aprovado
-# Modo: SOFT (warnings only) - mudar exit 0 para exit 2 para hard mode
+# Modo: HARD (bloqueia sem SPEC.md aprovado)
 # Autor: Descomplicar® | 2026-02-07
 
 INPUT=$(cat)
@@ -80,7 +80,7 @@ done
 # Sem SPEC.md - aviso suave
 if [ -z "$SPEC_FOUND" ]; then
     echo "SPEC-GATE: Sem SPEC.md neste projecto. Considere /spec create antes de comecar."
-    exit 0  # soft mode: nao bloqueia
+    exit 2  # hard mode: bloqueia
 fi
 
 # SPEC.md existe - verificar aprovacao
@@ -93,5 +93,4 @@ fi
 echo "SPEC-GATE: SPEC.md existe mas NAO esta aprovado."
 echo "  Ficheiro: $SPEC_FOUND"
 echo "  Accao: /spec approve para aprovar, ou /spec bypass para quick fix (30min)"
-exit 0  # soft mode: nao bloqueia
-# Para hard mode, mudar a linha acima para: exit 2
+exit 2  # hard mode: bloqueia