feat: Introduce initial web frontend and backend services, and generalize directory configuration in docker-compose.

backend/indexer.py

@@ -52,7 +52,7 @@ SUPPORTED_EXTENSIONS = {
 
 
 def load_vault_config() -> Dict[str, Dict[str, Any]]:
-    """Read VAULT_N_* env vars and return vault configuration.
+    """Read VAULT_N_* and DIR_N_* env vars and return vault configuration.
 
     Scans environment variables ``VAULT_1_NAME``/``VAULT_1_PATH``,
     ``VAULT_2_NAME``/``VAULT_2_PATH``, etc. in sequential order.
@@ -67,6 +67,7 @@ def load_vault_config() -> Dict[str, Dict[str, Any]]:
         - path: filesystem path (required)
         - attachmentsPath: relative attachments folder (optional)
         - scanAttachmentsOnStartup: boolean (default True)
+        - type: "VAULT" or "DIR"
     """
     vaults: Dict[str, Dict[str, Any]] = {}
     n = 1
@@ -84,8 +85,25 @@ def load_vault_config() -> Dict[str, Dict[str, Any]]:
             "path": path,
             "attachmentsPath": attachments_path,
             "scanAttachmentsOnStartup": scan_attachments,
+            "type": "VAULT"
         }
         n += 1
+
+    n = 1
+    while True:
+        name = os.environ.get(f"DIR_{n}_NAME")
+        path = os.environ.get(f"DIR_{n}_PATH")
+        if not name or not path:
+            break
+        
+        vaults[name] = {
+            "path": path,
+            "attachmentsPath": None,
+            "scanAttachmentsOnStartup": False,
+            "type": "DIR"
+        }
+        n += 1
+
     return vaults