Initial bricks init add to .gitignore

cmd/init/init.go

@@ -111,6 +111,21 @@ var initCmd = &cobra.Command{
 		if err != nil {
 			return err
 		}
+
+		// Create .gitignore if absent
+		gitIgnoreFile, err := os.OpenFile(fmt.Sprintf("%s/%s", wd, project.GitIgnoreFile),
+			os.O_CREATE|os.O_WRONLY|os.O_APPEND, 0644)
+		if err != nil {
+			return err
+		}
+		defer gitIgnoreFile.Close()
+
+		// Append .databricks to the end of .gitignore file
+		_, err = gitIgnoreFile.WriteString("\n/.databricks/")
+		if err != nil {
+			return err
+		}
+
 		d, err := templates.ReadDir(".")
 		if err != nil {
 			return err

project/config.go

@@ -24,6 +24,13 @@ const (
 // ConfigFile is the name of project configuration file
 const ConfigFile = "databricks.yml"
 
+// Cache Dir is the name of the directory with all the state overrides,
+// cached artifacts and per-user state
+const CacheDir = ".databricks"
+
+// Name of the file with regexes that are not to be checked into git
+const GitIgnoreFile = ".gitignore"
+
 type Assertions struct {
 	Groups            []string `json:"groups,omitempty"`
 	Secrets           []string `json:"secrets,omitempty"`