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/implementing-cloud-workload-protection/SKILL.md

@@ -1,16 +1,25 @@
 ---
 name: implementing-cloud-workload-protection
-description: >
-  Implements cloud workload protection using boto3 and google-cloud APIs for runtime
-  security monitoring, process anomaly detection, and file integrity checking on EC2/GCE
-  instances. Scans for cryptomining, reverse shells, and unauthorized binaries.
-  Use when building runtime security controls for cloud compute workloads.
+description: 'Implements cloud workload protection using boto3 and google-cloud APIs for runtime security monitoring, process
+  anomaly detection, and file integrity checking on EC2/GCE instances. Scans for cryptomining, reverse shells, and unauthorized
+  binaries. Use when building runtime security controls for cloud compute workloads.
+
+  '
 domain: cybersecurity
 subdomain: cloud-security
-tags: [implementing, cloud, workload, protection]
-version: "1.0"
+tags:
+- implementing
+- cloud
+- workload
+- protection
+version: '1.0'
 author: mahipal
 license: Apache-2.0
+nist_csf:
+- PR.IR-01
+- ID.AM-08
+- GV.SC-06
+- DE.CM-01
 ---
 
 # Implementing Cloud Workload Protection