Drop "generic volunteer" framing; it's just decryptd

Reword the crate description, README intro, and doc comments to describe
decryptd as a GPU job runner for decrypt, without the "volunteer" branding.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

Author: MagicalTux

Cargo.toml

@@ -6,7 +6,7 @@ license = "Proprietary"
 authors = ["Karpeles Lab Inc"]
 repository = "https://github.com/KarpelesLab/decryptd"
 rust-version = "1.95"
-description = "Generic volunteer GPU job runner for decrypt"
+description = "decryptd — GPU job runner for decrypt"
 build = "build.rs"
 
 # NOTE: links the CUDA driver (libcuda) for the generic launch path. No nvcc/toolkit

README.md

@@ -1,6 +1,6 @@
 # decryptd
 
-A volunteer GPU worker for **decrypt**. Run it on a machine with an NVIDIA GPU
+A GPU worker for **decrypt**. Run it on a machine with an NVIDIA GPU
 and it quietly does distributed compute jobs in the background: it asks the
 coordinator for a chunk of work, runs it on your GPU, sends the result back, and
 repeats — forever, until you stop it. Run and forget.

build.rs

@@ -1,6 +1,6 @@
 //! Build script: links the CUDA driver (libcuda) for decryptd's generic launch
-//! path — no nvcc, only the NVIDIA driver every volunteer already has — and, on
-//! Windows, embeds the application icon into the executable.
+//! path — no nvcc, only the NVIDIA driver — and, on Windows, embeds the
+//! application icon into the executable.
 
 use std::path::Path;
 use std::process::Command;

src/main.rs

@@ -6,7 +6,7 @@
     windows_subsystem = "windows"
 )]
 
-//! `decryptd` — a generic volunteer GPU job runner for decrypt.
+//! `decryptd` — a GPU job runner for decrypt.
 //!
 //! decryptd knows nothing about bloom filters, RNG, or BIP39. It just:
 //!   1. claims a fragment of work from the platform (`Decrypt/Job:pullOne`),