move rust to root, make a separate main example, start using iterator

Cargo.toml

@@ -0,0 +1,18 @@
+[package]
+name = "thermaldecoder"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[lib]
+name = "thermaldecoder"
+crate-type = ["rlib", "cdylib"]
+
+[dependencies]
+anyhow = "1.0.77"
+indicatif = "0.17.7"
+pcap-parser = { version = "0.14.1", features = ["data"] }
+png = "0.17.10"
+pyo3 = { version = "0.20.0", "features" = ["extension-module"] }
+serde = { version = "1.0.193", features = ["derive", "serde_derive", "alloc"] }