Merge pull request #53 from onkernel/mason/ga-release

ci: fix private key processing in MCP login

Author: masnwilliams

.github/workflows/publish-mcp.yml

@@ -39,12 +39,17 @@ jobs:
       - name: Login to MCP Registry
         run: |
           KEY_B64='${{ secrets.MCP_PRIVATE_KEY }}'
-          ./mcp-publisher login dns --domain onkernel.com --private-key "$(
-            printf '-----BEGIN PRIVATE KEY-----\n%s\n-----END PRIVATE KEY-----\n' "$KEY_B64" \
+          SEED_HEX="$(
+            {
+              printf '%s\n' '-----BEGIN PRIVATE KEY-----'
+              printf '%s\n' "$(printf '%s' "$KEY_B64" | tr -d ' \r\n')"
+              printf '%s\n' '-----END PRIVATE KEY-----'
+            } \
             | openssl pkey -in /dev/stdin -noout -text 2>/dev/null \
             | awk '/priv:/{p=1;next}/pub:/{p=0}p' \
             | tr -d ' :\n'
           )"
+          ./mcp-publisher login dns --domain onkernel.com --private-key "$SEED_HEX"
 
       - name: Publish to MCP Registry
         run: ./mcp-publisher publish