ci: add golang ci lint workflow (#5)

* readme: update with help text

* ci: add lint workflow

* fix lint errors

.github/workflows/golangci-lint.yaml

@@ -0,0 +1,23 @@
+name: golangci-lint
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+
+permissions:
+  contents: read
+
+jobs:
+  golangci:
+    name: lint
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-go@v5
+        with:
+          go-version: stable
+      - name: golangci-lint
+        uses: golangci/golangci-lint-action@v6
+        with:
+          version: v1.60

README.md

@@ -1,9 +1,24 @@
 # ddn-assets
 
-DDN asset management tool
+DDN asset management tool. This tool takes [ndc-hub](https://github.com/hasura/ndc-hub) as the source of information and produces assets for usage in Hasura DDN.
 
-# Run
+## Usage
 
 ```
-NDC_HUB_GIT_REPO_FILE_PATH="~/ndc-hub" ddn-assets
+Tool for managing Hasura DDN assets
+
+Usage:
+  ddn-assets [flags]
+  ddn-assets [command]
+
+Available Commands:
+  completion  Generate the autocompletion script for the specified shell
+  generate    Generate assets
+  help        Help about any command
+  validate    Validate assets
+
+Flags:
+  -h, --help   help for ddn-assets
+
+Use "ddn-assets [command] --help" for more information about a command.
 ```

cmd/validate.go

@@ -1,33 +1,29 @@
 package cmd
 
 import (
-	"fmt"
-	"os"
-	"strings"
-
 	"github.com/spf13/cobra"
 )
 
 var validateCmd = &cobra.Command{
 	Use:   "validate",
 	Short: "Validate assets",
 	Run: func(cmd *cobra.Command, args []string) {
-		gqlEndpoint := os.Getenv("HASURA_GRAPHQL_ENDPOINT")
-		if len(gqlEndpoint) == 0 {
-			fmt.Println("please set HASURA_GRAPHQL_ENDPOINT env var")
-			os.Exit(1)
-			return
-		}
-		if !strings.HasSuffix(gqlEndpoint, "/v1/graphql") {
-			gqlEndpoint = gqlEndpoint + "/v1/graphql"
-		}
+		// gqlEndpoint := os.Getenv("HASURA_GRAPHQL_ENDPOINT")
+		// if len(gqlEndpoint) == 0 {
+		// 	fmt.Println("please set HASURA_GRAPHQL_ENDPOINT env var")
+		// 	os.Exit(1)
+		// 	return
+		// }
+		// if !strings.HasSuffix(gqlEndpoint, "/v1/graphql") {
+		// 	gqlEndpoint = gqlEndpoint + "/v1/graphql"
+		// }
 
-		gqlAdminSecret := os.Getenv("HASURA_GRAPHQL_ADMIN_SECRET")
-		if len(gqlAdminSecret) == 0 {
-			fmt.Println("please set HASURA_GRAPHQL_ADMIN_SECRET env var")
-			os.Exit(1)
-			return
-		}
+		// gqlAdminSecret := os.Getenv("HASURA_GRAPHQL_ADMIN_SECRET")
+		// if len(gqlAdminSecret) == 0 {
+		// 	fmt.Println("please set HASURA_GRAPHQL_ADMIN_SECRET env var")
+		// 	os.Exit(1)
+		// 	return
+		// }
 
 		// gqlClient := graphql.NewClient(gqlEndpoint)
 		// connectorsInDB, err := gqldata.GetConnectors(context.Background(), gqlClient, gqlAdminSecret)