Update default docker compose configuration with Khoj local mode

docker-compose.yml

@@ -10,7 +10,15 @@ services:
       POSTGRES_DB: postgres
     volumes:
       - khoj_db:/var/lib/postgresql/data/
+    healthcheck:
+      test: ["CMD-SHELL", "pg_isready -U postgres"]
+      interval: 30s
+      timeout: 10s
+      retries: 5
   server:
+    depends_on:
+      database:
+        condition: service_healthy
     # Use the following line to use the latest version of khoj. Otherwise, it will build from source.
     image: ghcr.io/khoj-ai/khoj:latest
     # Uncomment the following line to build from source. This will take a few minutes. Comment the next two lines out if you want to use the offiicial image.
@@ -47,9 +55,11 @@ services:
       - POSTGRES_PASSWORD=postgres
       - POSTGRES_HOST=database
       - POSTGRES_PORT=5432
-      - GOOGLE_CLIENT_SECRET=bar
-      - GOOGLE_CLIENT_ID=foo
-    command: --host="0.0.0.0" --port=42110 -vv
+      - KHOJ_DJANGO_SECRET_KEY=secret
+      - KHOJ_DEBUG=True
+      - ADMIN_EMAIL=username@example.com
+      - ADMIN_PASSWORD=password
+    command: --host="0.0.0.0" --port=42110 -vv --anonymous-mode
 
 
 volumes:

src/khoj/utils/initialization.py

@@ -1,4 +1,5 @@
 import logging
+import os
 
 from database.models import (
     KhojUser,
@@ -17,9 +18,11 @@ logger = logging.getLogger(__name__)
 
 def initialization():
     def _create_admin_user():
-        logger.info("👩‍✈️ Setting up admin user")
-        email_addr = input("Email Address: ")
-        password = input("Password: ")
+        logger.info(
+            "👩‍✈️ Setting up admin user. These credentials will allow you to configure your server at /django/admin."
+        )
+        email_addr = os.getenv("ADMIN_EMAIL") or input("Email: ")
+        password = os.getenv("ADMIN_PASSWORD") or input("Password: ")
         admin_user = KhojUser.objects.create_superuser(email=email_addr, username=email_addr, password=password)
         logger.info(f"👩‍✈️ Created admin user: {admin_user.email}")
 
@@ -27,6 +30,15 @@ def initialization():
         logger.info(
             "🗣️  Configure chat models available to your server. You can always update these at /django/admin using the credentials of your admin account"
         )
+        try:
+            # Some environments don't support interactive input. We catch the exception and return if that's the case. The admin can still configure their settings from the admin page.
+            input()
+        except EOFError:
+            return
+
+        try:
+            import gpt4all
+
             use_offline_model = input("Use offline chat model? (y/n): ")
             if use_offline_model == "y":
                 logger.info("🗣️ Setting up offline chat model")
@@ -48,6 +60,8 @@ def initialization():
                         max_prompt_size=max_tokens,
                         tokenizer=tokenizer,
                     )
+        except ModuleNotFoundError as e:
+            logger.warning("Offline models are not supported on this device.")
 
         use_openai_model = input("Use OpenAI chat model? (y/n): ")