feat(web): add database overview panel, collection overview and resizable panels; show/hide system databases; use code editor with change-tracking in document view; add getDatabaseStats API and typings; enable overwrite for S3 uploads

ts/api/handlers.s3.ts

@@ -292,6 +292,7 @@ export async function registerS3Handlers(
           await bucket.fastPut({
             path: reqData.key,
             contents: content,
+            overwrite: true,
           });
 
           return { success: true };
@@ -354,6 +355,7 @@ export async function registerS3Handlers(
           await destBucket.fastPut({
             path: reqData.destKey,
             contents: content,
+            overwrite: true,
           });
 
           return { success: true };