diff --git a/src/db/index.ts b/src/db/index.ts
index d836a55..9c4b4b7 100644
--- a/src/db/index.ts
+++ b/src/db/index.ts
@@ -6,17 +6,34 @@ import path from "path";
 
 let connectionString = process.env.DATABASE_URL;
 
+function maskUrl(url: string | undefined) {
+    if (!url) return "undefined";
+    return url.replace(/:([^@]+)@/, ":****@");
+}
+
+console.log("[DB] Initial DATABASE_URL (env):", maskUrl(connectionString));
+
 // On tente de lire la config sauvegardée via l'UI
 try {
     const CONFIG_PATH = path.join(process.cwd(), "data", ".db-config.json");
     if (fs.existsSync(CONFIG_PATH)) {
+        console.log("[DB] Found config file at:", CONFIG_PATH);
         const config = JSON.parse(fs.readFileSync(CONFIG_PATH, "utf-8"));
         if (config.url) {
             connectionString = config.url;
+            console.log("[DB] Using saved database URL:", maskUrl(connectionString));
+        } else {
+            console.warn("[DB] Config file found but no 'url' key present.");
         }
+    } else {
+        console.log("[DB] No saved config file found at:", CONFIG_PATH, "(Falling back to env)");
     }
 } catch (err) {
-    console.error("Error reading database config file:", err);
+    console.error("[DB] Error reading database config file:", err);
+}
+
+if (!connectionString) {
+    console.error("[DB] CRITICAL: No database connection string available!");
 }
 
 const pool = new Pool({