Refactor imagebumper + bump Tempest

Tempest is branchless, so we can bump to
the latest version of Tempest.

Skip-Release-Notes

Change-Id: I08aa5ce1b293d1e1e23735281dedc5c14473b88a
diff --git a/Cargo.toml b/Cargo.toml
index 2e10d47..6496d93 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -3,9 +3,13 @@
 edition = "2021"
 
 [dependencies]
+clap = { version = "4.5.29", features = ["derive"] }
+env_logger = { version = "0.11.6", features = ["unstable-kv"] }
 git2 = "0.20.0"
 git2-hooks = "0.4.0"
+imagebumper = { path = "crates/imagebumper" }
 indoc = "2.0.5"
+log = { version = "0.4.25", features = ["kv"] }
 md5 = "0.7.0"
 regex = "1.11.1"
 reqwest = { version = "0.12.12", features = ["json", "native-tls-vendored"] }