Add support of auto folded directories

assets/settings/default.json

@@ -177,7 +177,10 @@
     // Whether to reveal it in the project panel automatically,
     // when a corresponding project entry becomes active.
     // Gitignored entries are never auto revealed.
-    "auto_reveal_entries": true
+    "auto_reveal_entries": true,
+    /// Whether to collapse directories automatically
+    /// when directory has only one directory inside.
+    "auto_collapse_dirs": true
   },
   "collaboration_panel": {
     // Whether to show the collaboration panel button in the status bar.
@@ -327,7 +330,9 @@
   "copilot": {
     // The set of glob patterns for which copilot should be disabled
     // in any matching file.
-    "disabled_globs": [".env"]
+    "disabled_globs": [
+      ".env"
+    ]
   },
   // Settings specific to journaling
   "journal": {
@@ -436,7 +441,12 @@
         // Default directories to search for virtual environments, relative
         // to the current working directory. We recommend overriding this
         // in your project's settings, rather than globally.
-        "directories": [".env", "env", ".venv", "venv"],
+        "directories": [
+          ".env",
+          "env",
+          ".venv",
+          "venv"
+        ],
         // Can also be 'csh', 'fish', and `nushell`
         "activate_script": "default"
       }