Added spectrum and camera specs

Cargo.lock

@@ -85,7 +85,7 @@ checksum = "973e7178a678cfd059ccec50887658d482ce16b0aa9da3888ddeab5cd5eb4889"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn",
+ "syn 2.0.119",
 ]
 
 [[package]]
@@ -166,6 +166,7 @@ version = "0.1.0"
 dependencies = [
  "approx",
  "nalgebra",
+ "thiserror",
 ]
 
 [[package]]
@@ -207,6 +208,37 @@ dependencies = [
  "unicode-ident",
 ]
 
+[[package]]
+name = "syn"
+version = "3.0.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d78c8dee4c7bf0e14673097256fed6142ce9d3b85a408189d07482442145823b"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "unicode-ident",
+]
+
+[[package]]
+name = "thiserror"
+version = "2.0.21"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "09e52cb86a36cede5cb101bf8908837b3e4c6e5e59fe7fd85c23fb56200d189e"
+dependencies = [
+ "thiserror-impl",
+]
+
+[[package]]
+name = "thiserror-impl"
+version = "2.0.21"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fe5197923287db20a58125f0bc85c062f7f2c892de97b18c356f9efb14b28524"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 3.0.9",
+]
+
 [[package]]
 name = "typenum"
 version = "1.20.1"