Add notes about project scope to various commands (#6907)

pkg/cmd/issue/create/create.go

@@ -55,6 +55,12 @@ func NewCmdCreate(f *cmdutil.Factory, runF func(*CreateOptions) error) *cobra.Co
 	cmd := &cobra.Command{
 		Use:   "create",
 		Short: "Create a new issue",
+		Long: heredoc.Doc(`
+			Create an issue on GitHub.
+
+			Adding an issue to projects requires authorization with the "project" scope.
+			To authorize, run "gh auth refresh -s project".
+		`),
 		Example: heredoc.Doc(`
 			$ gh issue create --title "I found a bug" --body "Nothing works"
 			$ gh issue create --label "bug,help wanted"

pkg/cmd/issue/edit/edit.go

@@ -45,6 +45,12 @@ func NewCmdEdit(f *cmdutil.Factory, runF func(*EditOptions) error) *cobra.Comman
 	cmd := &cobra.Command{
 		Use:   "edit {<number> | <url>}",
 		Short: "Edit an issue",
+		Long: heredoc.Doc(`
+			Edit an issue.
+
+			Editing an issue's projects requires authorization with the "project" scope.
+			To authorize, run "gh auth refresh -s project".
+		`),
 		Example: heredoc.Doc(`
 			$ gh issue edit 23 --title "I found a bug" --body "Nothing works"
 			$ gh issue edit 23 --add-label "bug,help wanted" --remove-label "core"

pkg/cmd/pr/create/create.go

@@ -110,6 +110,9 @@ func NewCmdCreate(f *cmdutil.Factory, runF func(*CreateOptions) error) *cobra.Co
 
 			By default, users with write access to the base repository can push new commits to the
 			head branch of the pull request. Disable this with %[1]s--no-maintainer-edit%[1]s.
+
+			Adding a pull request to projects requires authorization with the "project" scope.
+			To authorize, run "gh auth refresh -s project".
 		`, "`"),
 		Example: heredoc.Doc(`
 			$ gh pr create --title "The bug is fixed" --body "Everything works again"

pkg/cmd/pr/edit/edit.go

@@ -50,6 +50,9 @@ func NewCmdEdit(f *cmdutil.Factory, runF func(*EditOptions) error) *cobra.Comman
 
 			Without an argument, the pull request that belongs to the current branch
 			is selected.
+
+			Editing a pull request's projects requires authorization with the "project" scope.
+			To authorize, run "gh auth refresh -s project".
 		`),
 		Example: heredoc.Doc(`
 			$ gh pr edit 23 --title "I found a bug" --body "Nothing works"