linux proving keys (#292)

* linux proving keys

Signed-off-by: Apokalip <simeon@manta.network>

* remove testing line

Signed-off-by: Apokalip <simeon@manta.network>

* Changelog

Signed-off-by: Apokalip <simeon@manta.network>

* Changelopg

Signed-off-by: Apokalip <simeon@manta.network>

* Update CHANGELOG.md

Signed-off-by: Simeon Zahariev <43317481+Apokalip@users.noreply.github.com>

---------

Signed-off-by: Apokalip <simeon@manta.network>
Signed-off-by: Simeon Zahariev <43317481+Apokalip@users.noreply.github.com>

CHANGELOG.md

@@ -2,6 +2,19 @@
 All notable changes to this project will be documented in this file.
 
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/), and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
+## Unreleased
+### Added
+
+### Changed
+
+### Deprecated
+
+### Removed
+
+### Fixed
+- [\#292](https://github.com/Manta-Network/manta-signer/pull/292) Fix linux signer not finding proving keys on system
+
+### Security
 
 ## [1.0.1] 2023-01-24
 ### Added

src/parameters.rs

@@ -46,13 +46,20 @@ where
 
     // MacOs installation puts assets in another folder "Resources" compared to Win/Linux Installations
     let mut directory_check = PathBuf::from(&exec_dir).join("proving");
+
     // check for test server and MacOs installation folder hierachy discrepancy relative to Win/Ubuntu
     if !directory_check.is_dir() {
         exec_dir.pop();
         directory_check = PathBuf::from(&exec_dir).join("proving");
 
         if !directory_check.is_dir() {
-            exec_dir.push("Resources");
+            if cfg!(target_os = "macos") {
+                // macos
+                exec_dir.push("Resources");
+            } else {
+                // linux (ubuntu) specific
+                exec_dir = PathBuf::from("/usr/lib/manta-signer");
+            }
         }
     }
     // use absolute paths for release