fix directory and binary

Author: WoodProgrammer

.goreleaser.yaml

@@ -0,0 +1,17 @@
+builds:
+  - main: .
+    binary: ./bin/opn
+    flags:
+      - -trimpath
+    env:
+      - CGO_ENABLED=0
+      - GO111MODULE=auto
+    targets:
+      - darwin_amd64
+      - darwin_arm64
+      - linux_amd64
+      - linux_arm64
+      - windows_amd64
+archives:
+  - id: tar
+    format: tar.gz