package changes

custom.go

@@ -321,6 +321,48 @@ func installNeovim(_ *CustomPackage, tmp string) {
 	taskPrintf("  Neovim installed to %s, symlinked at %s\n", installDir, symlink)
 }
 
+func installRustup(archive string) {
+	out := taskOut()
+	runCmd([]string{"chmod", "+x", archive}, CmdOpts{Out: out})
+	runCmd([]string{archive, "-y", "--no-modify-path"}, CmdOpts{Out: out})
+	taskPrintln("  rustup installed.")
+}
+
+func installYq(archive string) {
+	out := taskOut()
+	runCmd([]string{"cp", archive, "/usr/local/bin/yq"}, CmdOpts{AsSudo: true, Out: out})
+	runCmd([]string{"chmod", "+x", "/usr/local/bin/yq"}, CmdOpts{AsSudo: true, Out: out})
+	taskPrintln("  yq installed.")
+}
+
+func installDagger(archive, tmp string) {
+	out := taskOut()
+	runCmd([]string{"tar", "-C", tmp, "-xzf", archive}, CmdOpts{Out: out})
+	runCmd([]string{"mv", filepath.Join(tmp, "dagger"), "/usr/local/bin/dagger"}, CmdOpts{AsSudo: true, Out: out})
+	taskPrintln("  dagger installed.")
+}
+
+func installTrivy(archive, tmp string) {
+	out := taskOut()
+	runCmd([]string{"tar", "-C", tmp, "-xzf", archive}, CmdOpts{Out: out})
+	runCmd([]string{"mv", filepath.Join(tmp, "trivy"), "/usr/local/bin/trivy"}, CmdOpts{AsSudo: true, Out: out})
+	taskPrintln("  trivy installed.")
+}
+
+func installCosign(archive string) {
+	out := taskOut()
+	runCmd([]string{"cp", archive, "/usr/local/bin/cosign"}, CmdOpts{AsSudo: true, Out: out})
+	runCmd([]string{"chmod", "+x", "/usr/local/bin/cosign"}, CmdOpts{AsSudo: true, Out: out})
+	taskPrintln("  cosign installed.")
+}
+
+func installGitleaks(archive, tmp string) {
+	out := taskOut()
+	runCmd([]string{"tar", "-C", tmp, "-xzf", archive}, CmdOpts{Out: out})
+	runCmd([]string{"mv", filepath.Join(tmp, "gitleaks"), "/usr/local/bin/gitleaks"}, CmdOpts{AsSudo: true, Out: out})
+	taskPrintln("  gitleaks installed.")
+}
+
 // ── latest-version resolvers ────────────────────────────────────────────
 
 func resolveLatestGo(_ *CustomPackage) (string, string, bool) {
@@ -434,10 +476,23 @@ func cmpSemver(a, b string) int {
 	return len(pa) - len(pb)
 }
 
+func resolveLatestYq(_ *CustomPackage) (string, string, bool) {
+	var rel ghRelease
+	if !fetchJSON("https://api.github.com/repos/mikefarah/yq/releases/latest", &rel) {
+		return "", "", false
+	}
+	version := strings.TrimPrefix(rel.TagName, "v")
+	if version == "" {
+		return "", "", false
+	}
+	return version, "", true
+}
+
 var latestResolvers = map[string]func(*CustomPackage) (string, string, bool){
 	"go":          resolveLatestGo,
 	"firecracker": resolveLatestFirecracker,
 	"zig":         resolveLatestZig,
+	"yq":          resolveLatestYq,
 }
 
 // resolveLatest best-effort upgrades pkg.Version/SHA256 to the latest release.
@@ -598,6 +653,18 @@ func runOneCustomInstall(pkg *CustomPackage) {
 		installFirecracker(archive, tmp)
 	case "zig":
 		installZig(pkg, archive)
+	case "rustup":
+		installRustup(archive)
+	case "yq":
+		installYq(archive)
+	case "dagger":
+		installDagger(archive, tmp)
+	case "trivy":
+		installTrivy(archive, tmp)
+	case "cosign":
+		installCosign(archive)
+	case "gitleaks":
+		installGitleaks(archive, tmp)
 	default:
 		warn(fmt.Sprintf("No install handler for '%s' — skipping", pkg.Name))
 	}