Cleanup PACKAGING

Signed-off-by: Valerian Saliou <valerian@valeriansaliou.name>

PACKAGING.md

@@ -5,23 +5,19 @@ This file contains quick reminders and notes on how to package Vigil.
 
 We consider here the packaging flow of Vigil version `1.0.0` for Linux.
 
-1. **How to setup `rust-musl-builder` on MacOS (required to build binaries):**
-    1. Follow setup instructions from: [rust-musl-builder](https://github.com/emk/rust-musl-builder)
-    2. Pull the nightly Docker image: `docker pull ekidd/rust-musl-builder:nightly`
-
-2. **How to bump Vigil version before a release:**
+1. **How to bump Vigil version before a release:**
     1. Bump version in `Cargo.toml` to `1.0.0`
     2. Execute `cargo update` to bump `Cargo.lock`
 
-3. **How to update Vigil on Crates:**
+2. **How to update Vigil on Crates:**
     1. Publish package on Crates: `cargo publish --no-verify`
 
-4. **How to build Vigil, package it and release it on GitHub (multiple architectures):**
+3. **How to build Vigil, package it and release it on GitHub (multiple architectures):**
     1. Install the cross-compilation utility: `cargo install cross`
     2. Release all binaries: `./scripts/release_binaries.sh --version=1.0.0`
     3. Publish all the built archives on the [releases](https://github.com/valeriansaliou/vigil/releases) page on GitHub
 
-5. **How to update Docker image:**
+4. **How to update Docker image:**
     1. `docker build .`
     2. `docker tag [DOCKER_IMAGE_ID] valeriansaliou/vigil:v1.0.0` (insert the built image identifier)
     3. `docker push valeriansaliou/vigil:v1.0.0`