Reduce the internal formula API to contain the bare minimum data

Author: Rylan12

Library/Homebrew/dev-cmd/generate-cask-api.rb

@@ -75,9 +75,7 @@ def run
               Homebrew::API.merge_variations(cask, bottle_tag:)
             end
 
-            unless args.dry_run?
-              File.write("api/internal/cask.#{bottle_tag}.json", JSON.pretty_generate(variation_casks))
-            end
+            File.write("api/internal/cask.#{bottle_tag}.json", JSON.generate(variation_casks)) unless args.dry_run?
           end
         end
       end

Library/Homebrew/dev-cmd/generate-formula-api.rb

@@ -70,11 +70,19 @@ def run
 
           OnSystem::VALID_OS_ARCH_TAGS.each do |bottle_tag|
             variation_formulae = all_formulae.map do |_, formula|
-              Homebrew::API.merge_variations(formula, bottle_tag:)
+              formula = Homebrew::API.merge_variations(formula, bottle_tag:)
+
+              version = Version.new(formula.dig("versions", "stable"))
+              pkg_version = PkgVersion.new(version, formula["revision"])
+              rebuild = formula.dig("bottle", "stable", "rebuild") || 0
+              sha256 = formula.dig("bottle", "stable", "files", :all, "sha256")
+              sha256 ||= formula.dig("bottle", "stable", "files", bottle_tag.to_sym, "sha256")
+
+              [formula["name"], pkg_version.to_s, rebuild, sha256]
             end
 
             unless args.dry_run?
-              File.write("api/internal/formula.#{bottle_tag}.json", JSON.pretty_generate(variation_formulae))
+              File.write("api/internal/formula.#{bottle_tag}.json", JSON.generate(variation_formulae))
             end
           end
         end