Initial commit: Elydora Open Source — self-hosted audit platform for AI agents

Full self-hosted port of the Elydora tamper-evident audit protocol:
- Hono API server with PostgreSQL, Redis, MinIO adapters
- Ed25519 signed operations, chain hashing, Merkle epoch rollups
- PBKDF2 password hashing, HMAC-SHA256 JWT, 5-role RBAC
- Next.js management console
- Node.js, Python, and Go SDKs
- Docker Compose for local deployment
- Helm chart for Kubernetes
- Comprehensive security hardening and audit fixes applied

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

sdks/go/cmd/elydora/plugins/registry.go

@@ -0,0 +1,45 @@
+package plugins
+
+// AgentRegistryEntry describes a supported agent integration.
+type AgentRegistryEntry struct {
+	Name       string
+	ConfigDir  string // ~ means home dir; no ~ means project-relative
+	ConfigFile string
+}
+
+// SupportedAgents is the canonical registry of all supported agent integrations.
+var SupportedAgents = map[string]AgentRegistryEntry{
+	"claudecode": {Name: "Claude Code", ConfigDir: "~/.claude", ConfigFile: "settings.json"},
+	"cursor":     {Name: "Cursor", ConfigDir: "~/.cursor", ConfigFile: "hooks.json"},
+	"gemini":     {Name: "Gemini CLI", ConfigDir: "~/.gemini", ConfigFile: "settings.json"},
+	"kirocli":    {Name: "Kiro CLI", ConfigDir: "~/.kiro", ConfigFile: "settings.json"},
+	"kiroide":    {Name: "Kiro IDE", ConfigDir: "~/.kiro/hooks", ConfigFile: "elydora-audit.kiro.hook"},
+	"opencode":   {Name: "OpenCode", ConfigDir: "~/.opencode/plugins", ConfigFile: "elydora-audit.js"},
+	"copilot":    {Name: "Copilot CLI", ConfigDir: ".github/hooks", ConfigFile: "hooks.json"},
+	"letta":      {Name: "Letta Code", ConfigDir: "~/.letta", ConfigFile: "settings.json"},
+}
+
+// NewPlugin creates a plugin instance for the given agent name.
+// Returns nil if the agent is not supported.
+func NewPlugin(agentName string) AgentPlugin {
+	switch agentName {
+	case "claudecode":
+		return &ClaudeCodePlugin{}
+	case "cursor":
+		return &CursorPlugin{}
+	case "gemini":
+		return &GeminiPlugin{}
+	case "kirocli":
+		return &KiroCliPlugin{}
+	case "kiroide":
+		return &KiroIdePlugin{}
+	case "opencode":
+		return &OpenCodePlugin{}
+	case "copilot":
+		return &CopilotPlugin{}
+	case "letta":
+		return &LettaPlugin{}
+	default:
+		return nil
+	}
+}