From d35b814047948bcbe401951bbff88f4a6a45b89b Mon Sep 17 00:00:00 2001
From: Empire <empirephoenix@yahoo.de>
Date: Mon, 27 Nov 2023 00:05:09 +0100
Subject: [PATCH 1/2] adjust compile stuff

---
 rust/Cargo.toml | 17 ++++++++++++-----
 1 file changed, 12 insertions(+), 5 deletions(-)

diff --git a/rust/Cargo.toml b/rust/Cargo.toml
index 0171913..3416fc5 100644
--- a/rust/Cargo.toml
+++ b/rust/Cargo.toml
@@ -8,18 +8,25 @@ rust-version = "1.71"
 
 [profile.release]
 # Explicitly disable LTO which the Xtensa codegen backend has issues
-lto = "thin"
+#lto = "thin"
 opt-level = "s"
 strip = false
-codegen-units = 1
+#codegen-units = 1
+debug = true 
+overflow-checks = true
+panic = "unwind"
+incremental = true
 
 [profile.dev]
 # Explicitly disable LTO which the Xtensa codegen backend has issues
-lto = "thin"
-debug = true    # Symbols are nice and they don't increase the size on Flash
+#lto = "thin"
 opt-level = "s"
 strip = false
-codegen-units = 1
+#codegen-units = 1
+debug = true 
+overflow-checks = true
+panic = "unwind"
+incremental = true
 
 [package.metadata.cargo_runner]
 # The string `$TARGET_FILE` will be replaced with the path from cargo.

From 031e8de99f6591b67b53d92337adc3ea80721c63 Mon Sep 17 00:00:00 2001
From: Empire <empirephoenix@yahoo.de>
Date: Mon, 27 Nov 2023 01:07:07 +0100
Subject: [PATCH 2/2] use vergen

---
 rust/Cargo.toml                 | 4 +++-
 rust/build.rs                   | 4 +++-
 rust/src/main.rs                | 5 ++---
 rust/src/webserver/webserver.rs | 5 ++---
 4 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/rust/Cargo.toml b/rust/Cargo.toml
index 3416fc5..1965284 100644
--- a/rust/Cargo.toml
+++ b/rust/Cargo.toml
@@ -66,14 +66,16 @@ esp-idf-hal = "0.42.5"
 esp-idf-sys = { version = "0.33.7", features = ["binstart", "native"] }
 esp-ota = "0.2.0"
 esp_idf_build = "0.1.3"
-build-time = "0.1.2"
 chrono = { version = "0.4.23", default-features = false , features = ["iana-time-zone"] }
 chrono-tz = {version="0.8.0", default-features = false , features = [ "filter-by-regex" ]}
 embedded-hal = "0.2.7"
 shift-register-driver = "0.1.1"
 one-wire-bus = "0.1.1"
 anyhow = { version = "1.0.75", features = ["std", "backtrace"] }
+schemars = "0.8.16"
+
 #?bq34z100 required
 
 [build-dependencies]
 embuild = "0.31.3"
+vergen = { version = "8.2.6", features = ["build", "git", "gitcl"] }
\ No newline at end of file
diff --git a/rust/build.rs b/rust/build.rs
index 112ec3f..a72435f 100644
--- a/rust/build.rs
+++ b/rust/build.rs
@@ -1,3 +1,5 @@
+use vergen::EmitBuilder;
 fn main() {
     embuild::espidf::sysenv::output();
-}
+    let _ = EmitBuilder::builder().all_git().emit();
+}
\ No newline at end of file
diff --git a/rust/src/main.rs b/rust/src/main.rs
index 178fe2d..8dae440 100644
--- a/rust/src/main.rs
+++ b/rust/src/main.rs
@@ -1,5 +1,4 @@
 use chrono::{Datelike, Timelike, NaiveDateTime};
-use build_time::build_time_utc;
 
 use chrono_tz::Europe::Berlin;
 use esp_idf_hal::delay::Delay;
@@ -26,8 +25,8 @@ fn main() -> Result<()>{
 
     log::info!("Startup Rust");
 
-    let utc_build_time = build_time_utc!();
-    println!("Version was build {}", utc_build_time);
+    let git_hash = env!("VERGEN_GIT_DESCRIBE");
+    println!("Version useing git has {}", git_hash);
     
 
     let mut board = PlantHal::create()?;     
diff --git a/rust/src/webserver/webserver.rs b/rust/src/webserver/webserver.rs
index bf150b1..039fad7 100644
--- a/rust/src/webserver/webserver.rs
+++ b/rust/src/webserver/webserver.rs
@@ -1,6 +1,5 @@
 //offer ota and config mode
 
-use build_time::build_time_utc;
 use embedded_svc::http::Method;
 use esp_idf_svc::http::server::EspHttpServer;
 use esp_ota::OtaUpdate;
@@ -20,9 +19,9 @@ pub fn httpd(initial_config:bool) -> EspHttpServer<'static> {
             return Ok(())
         }).unwrap();
     server
-        .fn_handler("/buildtime",Method::Get,  |request| {
+        .fn_handler("/version",Method::Get,  |request| {
             let mut response = request.into_ok_response()?;
-            response.write(build_time_utc!().as_bytes())?;
+            response.write(env!("VERGEN_GIT_DESCRIBE").as_bytes())?;
             return Ok(())
         }).unwrap();
     server