feat(homelab)!: setup pihole entry generation, add treeminer to minecraft-main

nix/homelab/src/error.rs

@@ -10,6 +10,10 @@ pub enum Error {
     IO(#[from] std::io::Error),
     #[error("command return non 0 exit code: {0}")]
     ExitCode(i32),
+    #[error("HTTP error: {0}")]
+    Http(#[from] reqwest::Error),
+    #[error("Pi-hole API error: {0}")]
+    PiHole(String),
 }
 
 pub type Result<T> = std::result::Result<T, Error>;