diff --git a/data/user_workspaces/admin/src/hello/main.go b/data/user_workspaces/admin/src/hello/main.go
new file mode 100644
index 0000000..831387c
--- /dev/null
+++ b/data/user_workspaces/admin/src/hello/main.go
@@ -0,0 +1,27 @@
+package main
+
+import (
+	"go/ast"
+	"go/parser"
+	"go/token"
+)
+
+func main() {
+	// src is the input for which we want to print the AST.
+	src := `
+package main
+func main() {f
+}
+`
+
+	// Create the AST by parsing src.
+	fset := token.NewFileSet() // positions are relative to fset
+	f, err := parser.ParseFile(fset, "", src, 0)
+	if err != nil {
+		panic(err)
+	}
+
+	// Print the AST.
+	ast.Print(fset, f)
+
+}
diff --git a/data/user_workspaces/admin/src/hello/main1.go b/data/user_workspaces/admin/src/hello/main1.go
new file mode 100644
index 0000000..4b8553a
--- /dev/null
+++ b/data/user_workspaces/admin/src/hello/main1.go
@@ -0,0 +1,9 @@
+package main
+
+import (
+	"fmt"
+)
+
+func main() {
+	fmt.Println("Hello, 世界")
+}
diff --git a/data/user_workspaces/admin/src/hello/main10.go b/data/user_workspaces/admin/src/hello/main10.go
new file mode 100644
index 0000000..4b8553a
--- /dev/null
+++ b/data/user_workspaces/admin/src/hello/main10.go
@@ -0,0 +1,9 @@
+package main
+
+import (
+	"fmt"
+)
+
+func main() {
+	fmt.Println("Hello, 世界")
+}
diff --git a/data/user_workspaces/admin/src/hello/main11.go b/data/user_workspaces/admin/src/hello/main11.go
new file mode 100644
index 0000000..ae3e566
--- /dev/null
+++ b/data/user_workspaces/admin/src/hello/main11.go
@@ -0,0 +1,9 @@
+package main
+
+import (
+	"fmt"
+)
+
+func main() {
+	fmt.Println("Hello, 世界")1
+}
diff --git a/data/user_workspaces/admin/src/hello/main12.go b/data/user_workspaces/admin/src/hello/main12.go
new file mode 100644
index 0000000..ae3e566
--- /dev/null
+++ b/data/user_workspaces/admin/src/hello/main12.go
@@ -0,0 +1,9 @@
+package main
+
+import (
+	"fmt"
+)
+
+func main() {
+	fmt.Println("Hello, 世界")1
+}
diff --git a/data/user_workspaces/admin/src/hello/main2.go b/data/user_workspaces/admin/src/hello/main2.go
new file mode 100644
index 0000000..ae3e566
--- /dev/null
+++ b/data/user_workspaces/admin/src/hello/main2.go
@@ -0,0 +1,9 @@
+package main
+
+import (
+	"fmt"
+)
+
+func main() {
+	fmt.Println("Hello, 世界")1
+}
diff --git a/data/user_workspaces/admin/src/hello/main3.go b/data/user_workspaces/admin/src/hello/main3.go
new file mode 100644
index 0000000..ae3e566
--- /dev/null
+++ b/data/user_workspaces/admin/src/hello/main3.go
@@ -0,0 +1,9 @@
+package main
+
+import (
+	"fmt"
+)
+
+func main() {
+	fmt.Println("Hello, 世界")1
+}
diff --git a/data/user_workspaces/admin/src/hello/main4.go b/data/user_workspaces/admin/src/hello/main4.go
new file mode 100644
index 0000000..ae3e566
--- /dev/null
+++ b/data/user_workspaces/admin/src/hello/main4.go
@@ -0,0 +1,9 @@
+package main
+
+import (
+	"fmt"
+)
+
+func main() {
+	fmt.Println("Hello, 世界")1
+}
diff --git a/data/user_workspaces/admin/src/hello/main5.go b/data/user_workspaces/admin/src/hello/main5.go
new file mode 100644
index 0000000..ae3e566
--- /dev/null
+++ b/data/user_workspaces/admin/src/hello/main5.go
@@ -0,0 +1,9 @@
+package main
+
+import (
+	"fmt"
+)
+
+func main() {
+	fmt.Println("Hello, 世界")1
+}
diff --git a/data/user_workspaces/admin/src/hello/main6.go b/data/user_workspaces/admin/src/hello/main6.go
new file mode 100644
index 0000000..ae3e566
--- /dev/null
+++ b/data/user_workspaces/admin/src/hello/main6.go
@@ -0,0 +1,9 @@
+package main
+
+import (
+	"fmt"
+)
+
+func main() {
+	fmt.Println("Hello, 世界")1
+}
diff --git a/data/user_workspaces/admin/src/hello/main7.go b/data/user_workspaces/admin/src/hello/main7.go
new file mode 100644
index 0000000..ae3e566
--- /dev/null
+++ b/data/user_workspaces/admin/src/hello/main7.go
@@ -0,0 +1,9 @@
+package main
+
+import (
+	"fmt"
+)
+
+func main() {
+	fmt.Println("Hello, 世界")1
+}
diff --git a/data/user_workspaces/admin/src/hello/main8.go b/data/user_workspaces/admin/src/hello/main8.go
new file mode 100644
index 0000000..ae3e566
--- /dev/null
+++ b/data/user_workspaces/admin/src/hello/main8.go
@@ -0,0 +1,9 @@
+package main
+
+import (
+	"fmt"
+)
+
+func main() {
+	fmt.Println("Hello, 世界")1
+}
diff --git a/data/user_workspaces/admin/src/hello/main9.go b/data/user_workspaces/admin/src/hello/main9.go
new file mode 100644
index 0000000..4b8553a
--- /dev/null
+++ b/data/user_workspaces/admin/src/hello/main9.go
@@ -0,0 +1,9 @@
+package main
+
+import (
+	"fmt"
+)
+
+func main() {
+	fmt.Println("Hello, 世界")
+}
diff --git a/data/user_workspaces/admin/src/hello/test.png b/data/user_workspaces/admin/src/hello/test.png
new file mode 100644
index 0000000..c2289f5
Binary files /dev/null and b/data/user_workspaces/admin/src/hello/test.png differ
diff --git a/data/workspace/src/hello/main.go b/data/workspace/src/hello/main.go
new file mode 100644
index 0000000..831387c
--- /dev/null
+++ b/data/workspace/src/hello/main.go
@@ -0,0 +1,27 @@
+package main
+
+import (
+	"go/ast"
+	"go/parser"
+	"go/token"
+)
+
+func main() {
+	// src is the input for which we want to print the AST.
+	src := `
+package main
+func main() {f
+}
+`
+
+	// Create the AST by parsing src.
+	fset := token.NewFileSet() // positions are relative to fset
+	f, err := parser.ParseFile(fset, "", src, 0)
+	if err != nil {
+		panic(err)
+	}
+
+	// Print the AST.
+	ast.Print(fset, f)
+
+}
diff --git a/data/workspace/src/hello/main1.go b/data/workspace/src/hello/main1.go
new file mode 100644
index 0000000..4b8553a
--- /dev/null
+++ b/data/workspace/src/hello/main1.go
@@ -0,0 +1,9 @@
+package main
+
+import (
+	"fmt"
+)
+
+func main() {
+	fmt.Println("Hello, 世界")
+}
diff --git a/data/workspace/src/hello/main10.go b/data/workspace/src/hello/main10.go
new file mode 100644
index 0000000..4b8553a
--- /dev/null
+++ b/data/workspace/src/hello/main10.go
@@ -0,0 +1,9 @@
+package main
+
+import (
+	"fmt"
+)
+
+func main() {
+	fmt.Println("Hello, 世界")
+}
diff --git a/data/workspace/src/hello/main11.go b/data/workspace/src/hello/main11.go
new file mode 100644
index 0000000..ae3e566
--- /dev/null
+++ b/data/workspace/src/hello/main11.go
@@ -0,0 +1,9 @@
+package main
+
+import (
+	"fmt"
+)
+
+func main() {
+	fmt.Println("Hello, 世界")1
+}
diff --git a/data/workspace/src/hello/main12.go b/data/workspace/src/hello/main12.go
new file mode 100644
index 0000000..ae3e566
--- /dev/null
+++ b/data/workspace/src/hello/main12.go
@@ -0,0 +1,9 @@
+package main
+
+import (
+	"fmt"
+)
+
+func main() {
+	fmt.Println("Hello, 世界")1
+}
diff --git a/data/workspace/src/hello/main2.go b/data/workspace/src/hello/main2.go
new file mode 100644
index 0000000..ae3e566
--- /dev/null
+++ b/data/workspace/src/hello/main2.go
@@ -0,0 +1,9 @@
+package main
+
+import (
+	"fmt"
+)
+
+func main() {
+	fmt.Println("Hello, 世界")1
+}
diff --git a/data/workspace/src/hello/main3.go b/data/workspace/src/hello/main3.go
new file mode 100644
index 0000000..ae3e566
--- /dev/null
+++ b/data/workspace/src/hello/main3.go
@@ -0,0 +1,9 @@
+package main
+
+import (
+	"fmt"
+)
+
+func main() {
+	fmt.Println("Hello, 世界")1
+}
diff --git a/data/workspace/src/hello/main4.go b/data/workspace/src/hello/main4.go
new file mode 100644
index 0000000..ae3e566
--- /dev/null
+++ b/data/workspace/src/hello/main4.go
@@ -0,0 +1,9 @@
+package main
+
+import (
+	"fmt"
+)
+
+func main() {
+	fmt.Println("Hello, 世界")1
+}
diff --git a/data/workspace/src/hello/main5.go b/data/workspace/src/hello/main5.go
new file mode 100644
index 0000000..ae3e566
--- /dev/null
+++ b/data/workspace/src/hello/main5.go
@@ -0,0 +1,9 @@
+package main
+
+import (
+	"fmt"
+)
+
+func main() {
+	fmt.Println("Hello, 世界")1
+}
diff --git a/data/workspace/src/hello/main6.go b/data/workspace/src/hello/main6.go
new file mode 100644
index 0000000..ae3e566
--- /dev/null
+++ b/data/workspace/src/hello/main6.go
@@ -0,0 +1,9 @@
+package main
+
+import (
+	"fmt"
+)
+
+func main() {
+	fmt.Println("Hello, 世界")1
+}
diff --git a/data/workspace/src/hello/main7.go b/data/workspace/src/hello/main7.go
new file mode 100644
index 0000000..ae3e566
--- /dev/null
+++ b/data/workspace/src/hello/main7.go
@@ -0,0 +1,9 @@
+package main
+
+import (
+	"fmt"
+)
+
+func main() {
+	fmt.Println("Hello, 世界")1
+}
diff --git a/data/workspace/src/hello/main8.go b/data/workspace/src/hello/main8.go
new file mode 100644
index 0000000..ae3e566
--- /dev/null
+++ b/data/workspace/src/hello/main8.go
@@ -0,0 +1,9 @@
+package main
+
+import (
+	"fmt"
+)
+
+func main() {
+	fmt.Println("Hello, 世界")1
+}
diff --git a/data/workspace/src/hello/main9.go b/data/workspace/src/hello/main9.go
new file mode 100644
index 0000000..4b8553a
--- /dev/null
+++ b/data/workspace/src/hello/main9.go
@@ -0,0 +1,9 @@
+package main
+
+import (
+	"fmt"
+)
+
+func main() {
+	fmt.Println("Hello, 世界")
+}
diff --git a/data/workspace/src/hello/test.png b/data/workspace/src/hello/test.png
new file mode 100644
index 0000000..c2289f5
Binary files /dev/null and b/data/workspace/src/hello/test.png differ