docs: fix broken links on website

- LICENSE: point to LGPL v2.1 URL (no LICENSE file in repo)
- Remove GitHub Discussions link (not enabled for repo)
- KDB Serial skill: point to jnode-interact (in repo)
- JDWP skill: point to VirtualBox guide instead of missing skill

Author: LSantha

website/development/index.md

@@ -122,7 +122,7 @@ telnet localhost 4444
 
 Commands: `help`, `bt`, `mem`, `threads`, `isolates`, `plugins`, `devices`
 
-See [KDB Serial Skill](https://github.com/LSantha/jnode_ai/blob/master/.opencode/skills/jnode-kdb-serial/SKILL.md).
+See [jnode-interact skill](https://github.com/LSantha/jnode_ai/blob/master/.opencode/skills/jnode-interact/SKILL.md) for QEMU serial interaction.
 
 ### JDWP (Java Debug Wire Protocol)
 
@@ -132,7 +132,7 @@ Best with VirtualBox:
 2. Port forward: `VBoxManage modifyvm "JNode" --natpf1 "jdwp,tcp,,8000,,8000"`
 3. Connect: `jdb -attach localhost:8000`
 
-See [JDWP Skill](https://github.com/LSantha/jnode_ai/blob/master/.opencode/skills/jnode-jdwp/SKILL.md) and [VirtualBox Guide](../getting-started/virtualbox.md).
+See [VirtualBox Guide](../getting-started/virtualbox.md) for JDWP setup.
 
 ### Serial Console
 

website/index.md

@@ -81,9 +81,8 @@ See [Reference](reference.md) for details.
 ## Community
 
 - **Issues**: [GitHub Issues](https://github.com/LSantha/jnode_ai/issues)
-- **Discussions**: [GitHub Discussions](https://github.com/LSantha/jnode_ai/discussions)
 - **CI**: [GitHub Actions](https://github.com/LSantha/jnode_ai/actions)
 
 ---
 
-*JNode is licensed under the GNU Lesser General Public License v2.1. See [LICENSE](https://github.com/LSantha/jnode_ai/blob/master/LICENSE) for details.*
+*JNode is licensed under the GNU Lesser General Public License v2.1. See [LGPL v2.1](https://www.gnu.org/licenses/lgpl-2.1.html) for details.*