chore: import upstream snapshot with attribution

utils/doltgres_builder/cmd/main.go

@@ -0,0 +1,32 @@
+package main
+
+import (
+	"context"
+	"fmt"
+	"log"
+	"os"
+
+	builder "github.com/dolthub/doltgresql/utils/doltgres_builder"
+)
+
+func main() {
+	commitList := os.Args[1:]
+	if len(commitList) < 1 {
+		helpStr := "doltgres-builder takes DoltgreSQL commit shas or tags as arguments\n" +
+			"and builds corresponding binaries to a path specified\n" +
+			"by DOLTGRES_BIN\n" +
+			"If DOLTGRES_BIN is not set, ./doltgresBin will be used\n" +
+			"usage: doltgres-builder dccba46 4bad226 ...\n" +
+			"usage: doltgres-builder v0.19.0 v0.22.6 ...\n" +
+			"set DEBUG=1 to run in debug mode\n"
+		fmt.Print(helpStr)
+		os.Exit(2)
+	}
+
+	err := builder.Run(context.Background(), commitList)
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	os.Exit(0)
+}