feat: add debug:true to all templates; add LLM_LOG_DIR config

templates/social_media_pack.yml

@@ -1,5 +1,6 @@
 name: social_media_pack
 description: "Write a complete social media content pack for one product/campaign across multiple platforms."
+debug: true
 system: agent_prompt
 agent_prompt:
   - "= identity.md"
@@ -64,12 +65,16 @@ adjudication:
     hook_quality:
       weight: 30
       description: "Opening lines stop the scroll — specific, unexpected, or emotionally resonant"
+debug: true
     voice_consistency:
       weight: 25
       description: "Tone matches the target audience and product throughout"
+debug: true
     cta_effectiveness:
       weight: 25
       description: "CTAs are specific, low-friction, and varied across posts"
+debug: true
     platform_appropriateness:
       weight: 20
       description: "Each post is written for its platform, not copy-pasted across"
+debug: true