Add Go 1.25.5 language package

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Author: koki-develop

packages/go/1.25.5/build.sh

@@ -0,0 +1,4 @@
+#!/usr/bin/env bash
+curl -LO https://go.dev/dl/go1.25.5.linux-amd64.tar.gz
+tar -xzf go1.25.5.linux-amd64.tar.gz
+rm go1.25.5.linux-amd64.tar.gz

packages/go/1.25.5/environment

@@ -0,0 +1,2 @@
+export PATH=$PWD/go/bin:$PATH
+export GOPATH=$PWD/gopath

packages/go/1.25.5/metadata.json

@@ -0,0 +1,5 @@
+{
+    "language": "go",
+    "version": "1.25.5",
+    "aliases": ["go", "golang"]
+}

packages/go/1.25.5/run

@@ -0,0 +1,7 @@
+#!/usr/bin/env bash
+
+mv $1 $1.go
+#filename=$1.go
+filename=*.go
+shift
+GOCACHE=$PWD go run $filename "$@"

packages/go/1.25.5/test.go

@@ -0,0 +1,7 @@
+package main
+
+import "fmt"
+
+func main() {
+	fmt.Println("OK")
+}