Store logs uncompressed in db

This will mean that the database grows faster -- and we do more disk I/O -- but
currently at least disk is likely easier for us to grow than the single thread
handling of incoming results.

Author: Mark-Simulacrum

src/server/routes/agent.rs

@@ -168,7 +168,7 @@ fn endpoint_record_progress(
         .record_completed_jobs(&auth.name, &ex.name, result.data.results.len() as i64);
 
     let db = DatabaseDB::new(&data.db);
-    db.store(&ex, &result.data, EncodingType::Gzip)?;
+    db.store(&ex, &result.data, EncodingType::Plain)?;
 
     let ret = Ok(ApiResponse::Success { result: true }.into_response()?);
     data.metrics