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Add firmware build timestamp support for sensors; update detection workflows and UI accordingly.

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This commit is contained in:
Kai Börnert
2026-04-27 16:46:24 +02:00
parent c04109a76c
commit e0b8acd55c
11 changed files with 204 additions and 33 deletions
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11
Software/CAN_Sensor/build.rs
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@@ -8,4 +8,15 @@ fn main() {
std::fs::write(out_dir.join("memory.x"), include_bytes!("memory.x")).unwrap();
println!("cargo:rustc-link-search={}", out_dir.display());
println!("cargo:rerun-if-changed=memory.x");
// Embed firmware build timestamp as minutes since Unix epoch (4 bytes, big-endian).
// Dropping sub-minute precision keeps it in 4 bytes for many years.
let build_seconds = std::time::SystemTime::now()
.duration_since(std::time::UNIX_EPOCH)
.expect("System time before UNIX_EPOCH")
.as_secs();
let build_minutes = (build_seconds / 60) as u32;
let bytes = build_minutes.to_be_bytes();
std::fs::write(out_dir.join("build_minutes.bin"), bytes).unwrap();
println!("cargo:rerun-if-changed=build.rs");
}