feat: disciple link

internal/model/admin.go

@@ -31,6 +31,27 @@ type AdminUser struct {
 	BookmarkLimit          int `json:"bookmark_limit"`
 	PublicCollectionLimit  int `json:"public_collection_limit"`
 	PrivateCollectionLimit int `json:"private_collection_limit"`
+
+	// Direct-disciple link. DiscipleID is the raw Mongo ObjectID stored on the
+	// users row; DiscipleName is hydrated from Mongo by the admin service so the
+	// panel can show who the account is linked to (nil when unlinked, or when
+	// the id no longer resolves to a disciple document).
+	DiscipleID   *string `json:"disciple_id"`
+	DiscipleName *string `json:"disciple_name"`
+}
+
+// AdminDisciple is one option in the admin panel's disciple picker — enough to
+// disambiguate similarly-named disciples, plus the handle of the account that
+// already claims it (nil when free to link).
+type AdminDisciple struct {
+	ID              string     `json:"id"`
+	InitiatedName   string     `json:"initiated_name"`
+	Suffix          string     `json:"suffix"`
+	InitiationDate  *time.Time `json:"initiation_date"`
+	InitiationPlace *string    `json:"initiation_place"`
+	// LinkedHandle is the @handle of the user already linked to this disciple,
+	// so the picker can grey the row out instead of failing on submit.
+	LinkedHandle *string `json:"linked_handle"`
 }
 
 // AdminPost is a row in the admin posts table.

internal/model/feedback.go

@@ -38,6 +38,14 @@ type Feedback struct {
 	ReplyMessage *string    `json:"reply_message,omitempty"`
 	RepliedAt    *time.Time `json:"replied_at,omitempty"`
 
+	// HasContactEmail reports *whether* an anonymous submitter left a reply-to
+	// address, without carrying the address itself. Populated only by
+	// Recent(), whose sole consumer is the PUBLIC /stats page — that page has
+	// to distinguish "anonymous, but we can reply" from "anonymous dead end"
+	// while never handling the email. Admins see the real address in the
+	// admin panel, which is auth-gated.
+	HasContactEmail bool `json:"-"`
+
 	AuthorHandle *string `json:"author_handle,omitempty"`
 	AuthorName   *string `json:"author_name,omitempty"`
 	AuthorEmail  *string `json:"-"` // server-side only; never serialised

internal/model/social.go

@@ -152,6 +152,9 @@ type PublicProfile struct {
 	JoinedAt      time.Time `json:"joined_at"`
 	PostCount     int       `json:"post_count"`
 	BookmarkCount int       `json:"-"` // never serialized — private
+	// IsDirectDisciple marks an account an admin has linked to the disciples
+	// directory — one of Śrīla Prabhupāda's own initiated disciples.
+	IsDirectDisciple bool `json:"is_direct_disciple"`
 }
 
 // RelationshipState is the viewer's relationship to a target profile,

internal/model/user.go

@@ -42,6 +42,16 @@ type User struct {
 	// nil until known.
 	Country *string `json:"country"`
 
+	// DiscipleID links this account to a row in the Mongo `disciples`
+	// collection (ObjectID hex) when the account belongs to one of Śrīla
+	// Prabhupāda's own initiated disciples. Admin-set only — never
+	// self-serve — and unique across users, so one disciple maps to at most
+	// one account. nil for everybody else.
+	//
+	// Tagged `json:"-"`: the raw cross-store id is an internal detail. The
+	// public profile exposes only the derived `is_direct_disciple` flag.
+	DiscipleID *string `json:"-"`
+
 	// --- Devotional profile (user-editable) ---
 	// Gender is a free-but-constrained string ("male"|"female"|"other"),
 	// nil when unspecified.
@@ -86,17 +96,21 @@ type User struct {
 
 // MarshalJSON adds a derived `has_password` flag so the frontend can pick
 // "Change password" vs "Set a password" for OAuth-only accounts, without
-// the password hash itself ever leaving the server.
+// the password hash itself ever leaving the server. `is_direct_disciple` is
+// likewise derived — the raw cross-store DiscipleID stays server-side while
+// the frontend gets the one bit it needs to render the badge.
 func (u User) MarshalJSON() ([]byte, error) {
 	type alias User
 	return json.Marshal(&struct {
 		alias
-		HasPassword bool       `json:"has_password"`
-		Limits      UserLimits `json:"limits"`
+		HasPassword      bool       `json:"has_password"`
+		IsDirectDisciple bool       `json:"is_direct_disciple"`
+		Limits           UserLimits `json:"limits"`
 	}{
-		alias:       alias(u),
-		HasPassword: u.PasswordHash != nil,
-		Limits:      u.EffectiveLimits(),
+		alias:            alias(u),
+		HasPassword:      u.PasswordHash != nil,
+		IsDirectDisciple: u.DiscipleID != nil && *u.DiscipleID != "",
+		Limits:           u.EffectiveLimits(),
 	})
 }