Release v0.0.1 - Initial OAuth2 server implementation

- Add Nostr OAuth2 server with NIP-98 authentication support
- Implement OAuth2 authorization and token endpoints
- Add .well-known/openid-configuration discovery endpoint
- Include Dockerfile for containerized deployment
- Add Claude Code release command for version management
- Create example configuration file

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

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

internal/nostr/relays.go

@@ -0,0 +1,51 @@
+package nostr
+
+// Nip65Relay represents a relay from a user's NIP-65 relay list
+type Nip65Relay struct {
+	URL   string `json:"url"`
+	Read  bool   `json:"read"`
+	Write bool   `json:"write"`
+}
+
+// ProfileMetadata represents parsed kind 0 profile data
+type ProfileMetadata struct {
+	Pubkey      string `json:"pubkey"`
+	Name        string `json:"name,omitempty"`
+	DisplayName string `json:"display_name,omitempty"`
+	Picture     string `json:"picture,omitempty"`
+	Banner      string `json:"banner,omitempty"`
+	About       string `json:"about,omitempty"`
+	Website     string `json:"website,omitempty"`
+	Nip05       string `json:"nip05,omitempty"`
+	Lud06       string `json:"lud06,omitempty"`
+	Lud16       string `json:"lud16,omitempty"`
+}
+
+// GetUsername returns the best username from profile metadata
+func (p *ProfileMetadata) GetUsername() string {
+	// Prefer NIP-05 identifier (without domain for uniqueness)
+	if p.Nip05 != "" {
+		return p.Nip05
+	}
+	// Then name
+	if p.Name != "" {
+		return p.Name
+	}
+	// Then display_name
+	if p.DisplayName != "" {
+		return p.DisplayName
+	}
+	// Fallback to truncated npub
+	return GenerateUsername(p.Pubkey)
+}
+
+// GetDisplayName returns the best display name
+func (p *ProfileMetadata) GetDisplayName() string {
+	if p.DisplayName != "" {
+		return p.DisplayName
+	}
+	if p.Name != "" {
+		return p.Name
+	}
+	return TruncateNpub(PubkeyToNpub(p.Pubkey))
+}