diff --git a/server/db/init.js b/server/db/init.js
index 4fd9d2c..b8d4fe2 100644
--- a/server/db/init.js
+++ b/server/db/init.js
@@ -13,33 +13,35 @@ function initDatabase() {
   db.pragma('foreign_keys = ON');
   db.pragma('journal_mode = WAL');
 
-  // ── Dogs ────────────────────────────────────────────────────────────
+  // ── Dogs ────────────────────────────────────────────────────────────────
   db.exec(`
     CREATE TABLE IF NOT EXISTS dogs (
-      id                    INTEGER PRIMARY KEY AUTOINCREMENT,
-      name                  TEXT NOT NULL,
-      registration_number   TEXT,
-      breed                 TEXT NOT NULL,
-      sex                   TEXT NOT NULL CHECK(sex IN ('male', 'female')),
-      birth_date            TEXT,
-      color                 TEXT,
-      microchip             TEXT,
-      litter_id             INTEGER,
-      is_active             INTEGER DEFAULT 1,
-      is_champion           INTEGER DEFAULT 0,
-      chic_number           TEXT,
-      age_at_death          TEXT,
-      cause_of_death        TEXT,
-      photo_urls            TEXT DEFAULT '[]',
-      notes                 TEXT,
-      created_at            TEXT DEFAULT (datetime('now')),
-      updated_at            TEXT DEFAULT (datetime('now'))
+      id                          INTEGER PRIMARY KEY AUTOINCREMENT,
+      name                        TEXT NOT NULL,
+      registration_number         TEXT,
+      breed                       TEXT NOT NULL,
+      sex                         TEXT NOT NULL CHECK(sex IN ('male', 'female')),
+      birth_date                  TEXT,
+      color                       TEXT,
+      microchip                   TEXT,
+      litter_id                   INTEGER,
+      is_active                   INTEGER DEFAULT 1,
+      is_champion                 INTEGER DEFAULT 0,
+      is_external                 INTEGER DEFAULT 0,
+      chic_number                 TEXT,
+      age_at_death                TEXT,
+      cause_of_death              TEXT,
+      photo_urls                  TEXT DEFAULT '[]',
+      notes                       TEXT,
+      created_at                  TEXT DEFAULT (datetime('now')),
+      updated_at                  TEXT DEFAULT (datetime('now'))
     )
   `);
 
   // migrate: add columns if missing (safe on existing DBs)
   const dogMigrations = [
     ['is_champion',    'INTEGER DEFAULT 0'],
+    ['is_external',    'INTEGER DEFAULT 0'],
     ['chic_number',    'TEXT'],
     ['age_at_death',   'TEXT'],
     ['cause_of_death', 'TEXT'],
@@ -48,7 +50,7 @@ function initDatabase() {
     try { db.exec(`ALTER TABLE dogs ADD COLUMN ${col} ${def}`); } catch (_) { /* already exists */ }
   }
 
-  // ── Parents ─────────────────────────────────────────────────────────
+  // ── Parents ──────────────────────────────────────────────────────────────
   db.exec(`
     CREATE TABLE IF NOT EXISTS parents (
       id          INTEGER PRIMARY KEY AUTOINCREMENT,
@@ -60,7 +62,7 @@ function initDatabase() {
     )
   `);
 
-  // ── Breeding Records ─────────────────────────────────────────────────
+  // ── Breeding Records ─────────────────────────────────────────────────────
   db.exec(`
     CREATE TABLE IF NOT EXISTS breeding_records (
       id                  INTEGER PRIMARY KEY AUTOINCREMENT,
@@ -77,34 +79,28 @@ function initDatabase() {
     )
   `);
 
-  // ── Litters ──────────────────────────────────────────────────────────
+  // ── Litters ──────────────────────────────────────────────────────────────
   db.exec(`
     CREATE TABLE IF NOT EXISTS litters (
-      id                INTEGER PRIMARY KEY AUTOINCREMENT,
-      breeding_id       INTEGER,
-      sire_id           INTEGER NOT NULL,
-      dam_id            INTEGER NOT NULL,
-      whelp_date        TEXT,
-      total_count       INTEGER DEFAULT 0,
-      male_count        INTEGER DEFAULT 0,
-      female_count      INTEGER DEFAULT 0,
-      stillborn_count   INTEGER DEFAULT 0,
-      notes             TEXT,
-      created_at        TEXT DEFAULT (datetime('now')),
-      updated_at        TEXT DEFAULT (datetime('now')),
+      id              INTEGER PRIMARY KEY AUTOINCREMENT,
+      breeding_id     INTEGER,
+      sire_id         INTEGER NOT NULL,
+      dam_id          INTEGER NOT NULL,
+      whelp_date      TEXT,
+      total_count     INTEGER DEFAULT 0,
+      male_count      INTEGER DEFAULT 0,
+      female_count    INTEGER DEFAULT 0,
+      stillborn_count INTEGER DEFAULT 0,
+      notes           TEXT,
+      created_at      TEXT DEFAULT (datetime('now')),
+      updated_at      TEXT DEFAULT (datetime('now')),
       FOREIGN KEY (breeding_id) REFERENCES breeding_records(id),
       FOREIGN KEY (sire_id)     REFERENCES dogs(id),
       FOREIGN KEY (dam_id)      REFERENCES dogs(id)
     )
   `);
 
-  // ── Health Records (OFA-extended) ────────────────────────────────────
-  // test_type values: hip_ofa | hip_pennhip | elbow_ofa | heart_ofa |
-  //   heart_echo | eye_caer | thyroid_ofa | dna_panel | vaccination |
-  //   other
-  // ofa_result values: excellent | good | fair | borderline | mild |
-  //   moderate | severe | normal | abnormal | pass | fail | carrier |
-  //   clear | affected | n/a
+  // ── Health Records (OFA-extended) ─────────────────────────────────────────
   db.exec(`
     CREATE TABLE IF NOT EXISTS health_records (
       id             INTEGER PRIMARY KEY AUTOINCREMENT,
@@ -130,7 +126,7 @@ function initDatabase() {
 
   // migrate: add OFA-specific columns if missing (covers existing DBs)
   const healthMigrations = [
-    ['test_type',    'TEXT'],
+    ['test_type',     'TEXT'],
     ['ofa_result',   'TEXT'],
     ['ofa_number',   'TEXT'],
     ['performed_by', 'TEXT'],
@@ -144,10 +140,7 @@ function initDatabase() {
     try { db.exec(`ALTER TABLE health_records ADD COLUMN ${col} ${def}`); } catch (_) { /* already exists */ }
   }
 
-  // ── Genetic Tests (DNA Panel) ─────────────────────────────────────────
-  // result values: clear | carrier | affected | not_tested
-  // marker examples: PRA1, PRA2, prcd-PRA, GR-PRA1, GR-PRA2, ICH1,
-  //   ICH2, NCL, DM, MD
+  // ── Genetic Tests (DNA Panel) ──────────────────────────────────────────────
   db.exec(`
     CREATE TABLE IF NOT EXISTS genetic_tests (
       id              INTEGER PRIMARY KEY AUTOINCREMENT,
@@ -164,23 +157,23 @@ function initDatabase() {
     )
   `);
 
-  // ── Cancer History ───────────────────────────────────────────────────
+  // ── Cancer History ────────────────────────────────────────────────────────
   db.exec(`
     CREATE TABLE IF NOT EXISTS cancer_history (
-      id                 INTEGER PRIMARY KEY AUTOINCREMENT,
-      dog_id             INTEGER NOT NULL,
-      cancer_type        TEXT,
-      age_at_diagnosis   TEXT,
-      age_at_death       TEXT,
-      cause_of_death     TEXT,
-      notes              TEXT,
-      created_at         TEXT DEFAULT (datetime('now')),
-      updated_at         TEXT DEFAULT (datetime('now')),
+      id                  INTEGER PRIMARY KEY AUTOINCREMENT,
+      dog_id              INTEGER NOT NULL,
+      cancer_type         TEXT,
+      age_at_diagnosis    TEXT,
+      age_at_death        TEXT,
+      cause_of_death      TEXT,
+      notes               TEXT,
+      created_at          TEXT DEFAULT (datetime('now')),
+      updated_at          TEXT DEFAULT (datetime('now')),
       FOREIGN KEY (dog_id) REFERENCES dogs(id)
     )
   `);
 
-  // ── Settings ─────────────────────────────────────────────────────────
+  // ── Settings ──────────────────────────────────────────────────────────────
   db.exec(`
     CREATE TABLE IF NOT EXISTS settings (
       id              INTEGER PRIMARY KEY AUTOINCREMENT,