Feature/remove postgres (#2570)

* wip: move postgres data to patchdb

* wip

* wip

* wip

* complete notifications and clean up warnings

* fill in user agent

* move os tor bindings to single call

core/startos/src/s9pk/merkle_archive/mod.rs

@@ -1,7 +1,5 @@
 use std::path::Path;
-use std::sync::Arc;
 
-use ed25519::signature::Keypair;
 use ed25519_dalek::{Signature, SigningKey, VerifyingKey};
 use tokio::io::AsyncRead;
 

core/startos/src/s9pk/merkle_archive/source/multi_cursor_file.rs

@@ -1,7 +1,7 @@
-use std::os::fd::{AsRawFd, FromRawFd, RawFd};
+use std::io::SeekFrom;
+use std::os::fd::{AsRawFd, RawFd};
 use std::path::{Path, PathBuf};
 use std::sync::Arc;
-use std::{borrow::Borrow, io::SeekFrom};
 
 use tokio::fs::File;
 use tokio::io::{AsyncRead, AsyncReadExt};