Add Solana formula which includes solana-test-validator

While waiting for Homebrew/homebrew-core#177520 to be merged, this commit
adds a copy of the Solana formula from that PR into our own tap so we can
use it.

Formula/solana.rb

@@ -0,0 +1,77 @@
+class Solana < Formula
+  desc "Web-Scale Blockchain for decentralized apps and marketplaces"
+  homepage "https://solana.com"
+  url "https://github.com/solana-labs/solana/archive/refs/tags/v1.18.18.tar.gz"
+  sha256 "2e534c9dba93bf21e08c5ba6744333bd535459d944e308bdf59e036f7c007a20"
+  license "Apache-2.0"
+  version_scheme 1
+
+  # This formula tracks the stable channel but the "latest" release on GitHub
+  # varies between Mainnet and Testnet releases. This only returns versions
+  # from releases with "Mainnet" in the title (e.g. "Mainnet - v1.2.3").
+  livecheck do
+    url :stable
+    regex(/^v?(\d+(?:\.\d+)+)$/i)
+    strategy :github_releases do |json, regex|
+      json.map do |release|
+        next if release["draft"] || release["prerelease"]
+        next unless release["name"]&.downcase&.include?("mainnet")
+
+        match = release["tag_name"]&.match(regex)
+        next if match.blank?
+
+        match[1]
+      end
+    end
+  end
+
+  bottle do
+    sha256 cellar: :any_skip_relocation, arm64_sonoma:   "0a4925bf73cd599551265f2bd34ab77ff85f06d7e04ae06d8b6f6ddd9b62e744"
+    sha256 cellar: :any_skip_relocation, arm64_ventura:  "67b90b24bb58f85a1bd9ed9d7e355c58d345327d1d9fa4cd5230a124dcd227ea"
+    sha256 cellar: :any_skip_relocation, arm64_monterey: "40618558a1d2ef9161bd2a4e191df55682742fda7fa264450c47374fc2dab2b8"
+    sha256 cellar: :any_skip_relocation, sonoma:         "d91a92fa51db05ceaf8a33a4040cdd8baf74f0c03750f008e4d3e30e71d8431d"
+    sha256 cellar: :any_skip_relocation, ventura:        "fa00e798ee22cd33f88669b50f2f33cb8f3ea2176567ea8c01a09e3192fa9e57"
+    sha256 cellar: :any_skip_relocation, monterey:       "7873dc2bc52b3d0a434ec9001eaed2a9547354e7d5b29c711f4a8f63024a5fa5"
+    sha256 cellar: :any_skip_relocation, x86_64_linux:   "e75b09886e90f8c29ed7ee100975715401f0ccfacd52d6199f97ee9ad3893bf3"
+  end
+
+  depends_on "protobuf" => :build
+  depends_on "rust" => :build
+
+  depends_on "openssl@3"
+
+  uses_from_macos "llvm" => :build # for libclang
+  uses_from_macos "zlib"
+
+  on_linux do
+    depends_on "pkg-config" => :build
+    depends_on "systemd"
+  end
+
+  def install
+    %w[
+      cli
+      bench-streamer
+      faucet
+      keygen
+      log-analyzer
+      net-shaper
+      stake-accounts
+      tokens
+      watchtower
+    ].each do |bin|
+      system "cargo", "install", "--no-default-features", *std_cargo_args(path: bin)
+    end
+
+    # Note; the solana-test-validator is installed as bin of the validator cargo project, rather than
+    # it's own dedicate project, hence why it's installed outside of the loop above
+    system "cargo", "install", "--no-default-features",
+      "--bin", "solana-test-validator", *std_cargo_args(path: "validator")
+  end
+
+  test do
+    assert_match "Generating a new keypair",
+      shell_output("#{bin}/solana-keygen new --no-bip39-passphrase --no-outfile")
+    assert_match version.to_s, shell_output("#{bin}/solana-keygen --version")
+  end
+end

README.md

@@ -16,3 +16,9 @@ brew "<formula>"
 ## Documentation
 
 `brew help`, `man brew` or check [Homebrew's documentation](https://docs.brew.sh).
+
+## Bottles
+
+When a pull request making changes to a formula (or formulae) becomes green
+(all checks passed), then you can publish the built bottles.
+To do so, label your PR as `pr-pull` and the workflow will be triggered.