chore: Rename Projects to Templates (#880)

Customer feedback indicated projects was a confusing name.
After querying the team internally, it seemed unanimous
that it is indeed a confusing name.

Here's for a lil less confusion @ashmeer7 🥂

cli/templateupdate.go

@@ -0,0 +1,95 @@
+package cli
+
+import (
+	"fmt"
+	"os"
+	"path/filepath"
+	"time"
+
+	"github.com/spf13/cobra"
+	"golang.org/x/xerrors"
+
+	"github.com/coder/coder/coderd/database"
+	"github.com/coder/coder/codersdk"
+	"github.com/coder/coder/provisionersdk"
+)
+
+func templateUpdate() *cobra.Command {
+	return &cobra.Command{
+		Use:   "update <template> [directory]",
+		Args:  cobra.MinimumNArgs(1),
+		Short: "Update the source-code of a template from a directory.",
+		RunE: func(cmd *cobra.Command, args []string) error {
+			client, err := createClient(cmd)
+			if err != nil {
+				return err
+			}
+			organization, err := currentOrganization(cmd, client)
+			if err != nil {
+				return err
+			}
+			template, err := client.TemplateByName(cmd.Context(), organization.ID, args[0])
+			if err != nil {
+				return err
+			}
+
+			directory, err := os.Getwd()
+			if err != nil {
+				return err
+			}
+			if len(args) >= 2 {
+				directory, err = filepath.Abs(args[1])
+				if err != nil {
+					return err
+				}
+			}
+			content, err := provisionersdk.Tar(directory)
+			if err != nil {
+				return err
+			}
+			resp, err := client.Upload(cmd.Context(), codersdk.ContentTypeTar, content)
+			if err != nil {
+				return err
+			}
+
+			before := time.Now()
+			templateVersion, err := client.CreateTemplateVersion(cmd.Context(), organization.ID, codersdk.CreateTemplateVersionRequest{
+				TemplateID:    template.ID,
+				StorageMethod: database.ProvisionerStorageMethodFile,
+				StorageSource: resp.Hash,
+				Provisioner:   database.ProvisionerTypeTerraform,
+			})
+			if err != nil {
+				return err
+			}
+			logs, err := client.TemplateVersionLogsAfter(cmd.Context(), templateVersion.ID, before)
+			if err != nil {
+				return err
+			}
+			for {
+				log, ok := <-logs
+				if !ok {
+					break
+				}
+				_, _ = fmt.Printf("terraform (%s): %s\n", log.Level, log.Output)
+			}
+			templateVersion, err = client.TemplateVersion(cmd.Context(), templateVersion.ID)
+			if err != nil {
+				return err
+			}
+
+			if templateVersion.Job.Status != codersdk.ProvisionerJobSucceeded {
+				return xerrors.New("job failed")
+			}
+
+			err = client.UpdateActiveTemplateVersion(cmd.Context(), template.ID, codersdk.UpdateActiveTemplateVersion{
+				ID: templateVersion.ID,
+			})
+			if err != nil {
+				return err
+			}
+			_, _ = fmt.Printf("Updated version!\n")
+			return nil
+		},
+	}
+}