refactor: Switch to using miette for errors instead of anyhow (#198)

Switch to a better error crate that will allow setting help texts for
any error we want.

Cargo.toml

@@ -10,7 +10,6 @@ categories = ["command-line-utilities"]
 version = "0.8.11"
 
 [workspace.dependencies]
-anyhow = "1"
 chrono = "0.4"
 clap = "4"
 colored = "2"
@@ -19,6 +18,7 @@ indexmap = { version = "2", features = ["serde"] }
 indicatif = { version = "0.17", features = ["improved_unicode"] }
 indicatif-log-bridge = "0.2"
 log = "0.4"
+miette = "7"
 once_cell = "1"
 serde = { version = "1", features = ["derive"] }
 serde_json = "1"
@@ -73,14 +73,13 @@ shadow-rs = "0.26"
 urlencoding = "2"
 users = "0.11"
 
-# Workspace dependencies
-anyhow.workspace = true
 chrono.workspace = true
 clap = { workspace = true, features = ["derive", "cargo", "unicode", "env"] }
 colored.workspace = true
 indexmap.workspace = true
 indicatif.workspace = true
 log.workspace = true
+miette = { workspace = true, features = ["fancy"] }
 once_cell.workspace = true
 serde.workspace = true
 serde_json.workspace = true