feat: add NIST CSF 2.0 nist_csf field to all 754 cybersecurity skills

Mapped every skill to NIST CSF 2.0 subcategory IDs (GV/ID/PR/DE/RS/RC functions)
based on subdomain and content analysis. Restores 11 skills corrupted during
prior rebase, re-enriching with ATLAS, D3FEND, NIST AI RMF, and CSF 2.0 fields.

All 754 skills now carry structured mappings for all 5 security frameworks:
- MITRE ATT&CK (in tags)
- MITRE ATLAS v5.5 (atlas_techniques)
- MITRE D3FEND v1.3 (d3fend_techniques)
- NIST AI RMF 1.0 (nist_ai_rmf)
- NIST CSF 2.0 (nist_csf)

skills/conducting-cloud-incident-response/SKILL.md

@@ -1,18 +1,32 @@
 ---
 name: conducting-cloud-incident-response
-description: >
-  Responds to security incidents in cloud environments (AWS, Azure, GCP) by performing
-  identity-based containment, cloud-native log analysis, resource isolation, and forensic
-  evidence acquisition adapted for ephemeral cloud infrastructure. Activates for requests
-  involving cloud incident response, AWS security incident, Azure compromise, GCP breach,
-  cloud forensics, or cloud identity compromise.
+description: 'Responds to security incidents in cloud environments (AWS, Azure, GCP) by performing identity-based containment,
+  cloud-native log analysis, resource isolation, and forensic evidence acquisition adapted for ephemeral cloud infrastructure.
+  Activates for requests involving cloud incident response, AWS security incident, Azure compromise, GCP breach, cloud forensics,
+  or cloud identity compromise.
+
+  '
 domain: cybersecurity
 subdomain: incident-response
-tags: [cloud-IR, AWS-forensics, Azure-incident-response, GCP-security, identity-containment]
-mitre_attack: ["T1078", "T1537", "T1580", "T1525"]
+tags:
+- cloud-IR
+- AWS-forensics
+- Azure-incident-response
+- GCP-security
+- identity-containment
+mitre_attack:
+- T1078
+- T1537
+- T1580
+- T1525
 version: 1.0.0
 author: mahipal
 license: Apache-2.0
+nist_csf:
+- RS.MA-01
+- RS.MA-02
+- RS.AN-03
+- RC.RP-01
 ---
 
 # Conducting Cloud Incident Response