Add theme-set/switching logic, and minor nvim, tmux, obsidian changes

src_files/.config/obsidian/hotkeys.json

@@ -1,37 +1,17 @@
 {
   "markdown:toggle-preview": [
-    {
-      "modifiers": [
-        "Ctrl",
-        "Shift"
-      ],
-      "key": "R"
-    }
+    { "modifiers": [ "Ctrl", "Shift" ], "key": "R" }
   ],
   "switcher:open": [
-    {
-      "modifiers": [
-        "Ctrl"
-      ],
-      "key": "F"
-    }
+    { "modifiers": [ "Ctrl" ], "key": "F" }
   ],
   "app:toggle-left-sidebar": [
-    {
-      "modifiers": [
-        "Ctrl",
-        "Shift"
-      ],
-      "key": "D"
-    }
+    { "modifiers": [ "Ctrl", "Shift" ], "key": "D" }
   ],
   "app:toggle-right-sidebar": [
-    {
-      "modifiers": [
-        "Ctrl",
-        "Shift"
-      ],
-      "key": "F"
-    }
+    { "modifiers": [ "Ctrl", "Shift" ], "key": "F" }
+  ],
+  "file-explorer:reveal-active-file": [
+    { "modifiers": [ "Ctrl", "Shift" ], "key": "N" }
   ]
 }