Add initial prototype (#1)

* Add survey library to select server

* Add speedtest

* Add --random flag to connect

* Add list command

* Cache server list

* Tail the openvpn logs so that it appears in vpngate logs

* Add goreleaser action

* Add golangci-lint action

.goreleaser.yaml

@@ -0,0 +1,35 @@
+before:
+  hooks:
+    - go mod tidy
+    - go get -v
+    - rm -rf dist
+builds:
+-
+  env:
+    - CGO_ENABLED=0
+  ldflags:
+    - -s -w
+  goos:
+    - darwin
+    - linux
+  goarch:
+    - amd64
+archives:
+- replacements:
+    darwin: Darwin
+    linux: Linux
+    amd64: x86_64
+checksum:
+  name_template: 'checksums.txt'
+snapshot:
+  name_template: "{{ .Tag }}"
+changelog:
+  sort: asc
+  filters:
+    exclude:
+    - '^docs:'
+    - '^test:'
+release:
+  github:
+    owner: davegallant
+    name: vpngate