Refactor Telescope keymaps to dedicated telescope plugin file

- Remove Telescope keymaps from keymaps.nix
- Add Telescope keymaps to telescope.nix
- Include new keymap for grep string under cursor and recently opened files

home/common/core/nixvim/keymaps.nix

@@ -50,35 +50,6 @@ programs.nixvim.keymaps = [
       options = {noremap = true;};
     }
 
-    # Telescope Plugin
-    {
-      # find files
-      mode = ["n"];
-      key = "<Leader>ff";
-      action = "<cmd>Telescope find_files<CR>";
-      options = {noremap = true;};
-    }
-    {
-      # live grep
-      mode = ["n"];
-      key = "<Leader>fg";
-      action = "<cmd>Telescope live_grep<CR>";
-      options = {noremap = true;};
-    }
-    {
-      # buffers
-      mode = ["n"];
-      key = "<Leader>fb";
-      action = "<cmd>Telescope buffers<CR>";
-      options = {noremap = true;};
-    }
-    {
-      # help tags
-      mode = ["n"];
-      key = "<Leader>fh";
-      action = "<cmd>Telescope help_tags<CR>";
-      options = {noremap = true;};
-    }
     # paste over selected text without yanking it
     {
       mode = ["v"];

home/common/core/nixvim/plugins/telescope.nix

@@ -3,4 +3,48 @@
     enable = true;
     extensions.fzy-native.enable = true;
   };
+  keymaps = [
+    {
+      # find files
+      mode = ["n"];
+      key = "<Leader>ff";
+      action = "<cmd>Telescope find_files<CR>";
+      options = {noremap = true;};
+    }
+    {
+      # live grep
+      mode = ["n"];
+      key = "<Leader>fg";
+      action = "<cmd>Telescope live_grep<CR>";
+      options = {noremap = true;};
+    }
+    {
+      # grep string under cursor
+      mode = ["n"];
+      key = "<Leader>fs";
+      action = "<cmd>Telescope string_grep<CR>";
+      options = {noremap = true;};
+    }
+    {
+      # buffers
+      mode = ["n"];
+      key = "<Leader>fb";
+      action = "<cmd>Telescope buffers<CR>";
+      options = {noremap = true;};
+    }
+    {
+      # help tags
+      mode = ["n"];
+      key = "<Leader>fh";
+      action = "<cmd>Telescope help_tags<CR>";
+      options = {noremap = true;};
+    }
+    {
+      # show recently opened files
+      mode = ["n"];
+      key = "<Leader>fo";
+      action = "<cmd>Telescope oldfiles<CR>";
+      options = {noremap = true;};
+    }
+  ];
 }