diff --git a/packages/config/src/index.test.ts b/packages/config/src/index.test.ts
index 9ecd785..04add03 100644
--- a/packages/config/src/index.test.ts
+++ b/packages/config/src/index.test.ts
@@ -37,4 +37,24 @@ describe('validateEnv', () => {
       validateEnv({ ...validEnv, DATABASE_URL: 'not-a-url' } as unknown as NodeJS.ProcessEnv),
     ).toThrow('Invalid environment variables');
   });
+
+  it('applies default WHATSAPP_SESSION_PATH of ./sessions when not set', () => {
+    const env = {
+      DATABASE_URL: 'postgresql://user:pass@localhost:5432/db',
+      REDIS_URL: 'redis://localhost:6379',
+      JWT_SECRET: 'a'.repeat(32),
+    };
+    const result = validateEnv(env as NodeJS.ProcessEnv);
+    expect(result.WHATSAPP_SESSION_PATH).toBe('./sessions');
+  });
+
+  it('applies default TOWER_ADMIN_JIDS of empty string when not set', () => {
+    const env = {
+      DATABASE_URL: 'postgresql://user:pass@localhost:5432/db',
+      REDIS_URL: 'redis://localhost:6379',
+      JWT_SECRET: 'a'.repeat(32),
+    };
+    const result = validateEnv(env as NodeJS.ProcessEnv);
+    expect(result.TOWER_ADMIN_JIDS).toBe('');
+  });
 });
diff --git a/packages/config/src/index.ts b/packages/config/src/index.ts
index d3f6e4b..5b96a7d 100644
--- a/packages/config/src/index.ts
+++ b/packages/config/src/index.ts
@@ -9,6 +9,8 @@ const envSchema = z.object({
   MEILI_URL: z.string().url().default('http://localhost:7700'),
   MEILI_MASTER_KEY: z.string().default('tower_meili_dev_key'),
   LOG_LEVEL: z.enum(['trace', 'debug', 'info', 'warn', 'error']).default('info'),
+  WHATSAPP_SESSION_PATH: z.string().default('./sessions'),
+  TOWER_ADMIN_JIDS: z.string().default(''),
 });
 
 export type Env = z.infer<typeof envSchema>;
diff --git a/packages/types/src/message.ts b/packages/types/src/message.ts
index af2ad21..c8d0a5c 100644
--- a/packages/types/src/message.ts
+++ b/packages/types/src/message.ts
@@ -38,3 +38,13 @@ export interface SyncRoute {
   targetGroupId: string;
   isActive: boolean;
 }
+
+export interface IngestJobData {
+  platformMsgId: string;
+  platform: Platform;
+  sourceGroupId: string;
+  senderJid: string;
+  senderName?: string;
+  content: string;
+  tags: string[];
+}