Previously lived in ~/code/claude-memory-mcp/src/, which was only
accessible from sessions in ~/code/. Now at ~/.claude/claude-memory/
so all Claude sessions can use it regardless of working directory.
- Remove MEMORY_API_KEY and CLAUDE_MEMORY_API_KEY from settings.json env block
- Replace mcp.json inline config with wrapper script that sources GPG-encrypted secrets
- Add new rotated key to encrypted secrets.zsh