Initial commit: VaultMesh Skills collection

Collection of operational skills for VaultMesh infrastructure including:
- backup-sovereign: Backup and recovery operations
- btc-anchor: Bitcoin anchoring
- cloudflare-tunnel-manager: Cloudflare tunnel management
- container-registry: Container registry operations
- disaster-recovery: Disaster recovery procedures
- dns-sovereign: DNS management
- eth-anchor: Ethereum anchoring
- gitea-bootstrap: Gitea setup and configuration
- hetzner-bootstrap: Hetzner server provisioning
- merkle-forest: Merkle tree operations
- node-hardening: Node security hardening
- operator-bootstrap: Operator initialization
- proof-verifier: Cryptographic proof verification
- rfc3161-anchor: RFC3161 timestamping
- secrets-vault: Secrets management

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

gitea-bootstrap/checks/check_ports.sh

@@ -0,0 +1,19 @@
+#!/usr/bin/env bash
+set -euo pipefail
+SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
+SKILL_ROOT="$(dirname "$SCRIPT_DIR")"
+source "$SKILL_ROOT/scripts/_common.sh"
+
+: "${HTTP_PORT:=3000}"
+: "${SSH_PORT:=2222}"
+
+main() {
+  if command -v ss >/dev/null 2>&1; then
+    ss -ltn | awk '{print $4}' | grep -q ":$HTTP_PORT$" && die "HTTP_PORT $HTTP_PORT already in use"
+    ss -ltn | awk '{print $4}' | grep -q ":$SSH_PORT$" && die "SSH_PORT $SSH_PORT already in use"
+  else
+    log_warn "ss not available; skipping port checks."
+  fi
+  log_info "Ports appear free."
+}
+main "$@"