feat: implement k3d cluster management

- Adds functionality to download, install, and manage k3d clusters.
- Includes methods for downloading the latest release, creating clusters, and verifying cluster existence.
- Implements `ensure_k3d_installed`, `get_latest_release_tag`, `download_latest_release`, `is_k3d_installed`, `verify_cluster_exists`, `create_cluster` and `create_kubernetes_client`.
- Provides a `get_client` method to access the Kubernetes client.
- Includes unit tests for download and installation.
- Adds handling for different operating systems.
- Improves error handling and logging.
- Introduces a `K3d` struct to encapsulate k3d cluster management logic.
- Adds the ability to specify the cluster name during K3d initialization.

Cargo.lock

@@ -795,6 +795,27 @@ dependencies = [
  "subtle",
 ]
 
+[[package]]
+name = "directories"
+version = "6.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "16f5094c54661b38d03bd7e50df373292118db60b585c08a411c6d840017fe7d"
+dependencies = [
+ "dirs-sys",
+]
+
+[[package]]
+name = "dirs-sys"
+version = "0.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e01a3366d27ee9890022452ee61b2b63a67e6f13f58900b651ff5665f0bb1fab"
+dependencies = [
+ "libc",
+ "option-ext",
+ "redox_users",
+ "windows-sys 0.59.0",
+]
+
 [[package]]
 name = "displaydoc"
 version = "0.2.5"
@@ -1341,14 +1362,17 @@ dependencies = [
  "async-trait",
  "cidr",
  "derive-new",
+ "directories",
  "env_logger",
  "harmony_macros",
  "harmony_types",
  "helm-wrapper-rs",
  "http 1.3.1",
  "inquire",
+ "k3d-rs",
  "k8s-openapi",
  "kube",
+ "lazy_static",
  "libredfish",
  "log",
  "non-blank-string-rs",
@@ -2085,6 +2109,7 @@ dependencies = [
  "env_logger",
  "futures-util",
  "httptest",
+ "kube",
  "log",
  "octocrab",
  "pretty_assertions",
@@ -2207,6 +2232,16 @@ dependencies = [
  "serde_json",
 ]
 
+[[package]]
+name = "libredox"
+version = "0.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c0ff37bd590ca25063e35af745c343cb7a0271906fb7b37e4813e8f79f00268d"
+dependencies = [
+ "bitflags 2.9.0",
+ "libc",
+]
+
 [[package]]
 name = "linux-raw-sys"
 version = "0.4.15"
@@ -2572,6 +2607,12 @@ dependencies = [
  "yaserde_derive",
 ]
 
+[[package]]
+name = "option-ext"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "04744f49eae99ab78e0d5c0b603ab218f515ea8cfe5a456d7629ad883a3b6e7d"
+
 [[package]]
 name = "ordered-float"
 version = "2.10.1"
@@ -3051,6 +3092,17 @@ dependencies = [
  "bitflags 2.9.0",
 ]
 
+[[package]]
+name = "redox_users"
+version = "0.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dd6f9d3d47bdd2ad6945c5015a226ec6155d0bcdfd8f7cd29f86b71f8de99d2b"
+dependencies = [
+ "getrandom 0.2.15",
+ "libredox",
+ "thiserror 2.0.12",
+]
+
 [[package]]
 name = "regex"
 version = "1.11.1"