nvim: added latexindent with 2 space indent

.config/nvim/lua/plugins/conform.lua

@@ -2,11 +2,17 @@ return {
   -- improved refactoring
   {
     'stevearc/conform.nvim',
-    opts = {
-      formatters_by_ft = {
-        python = { "isort", "black" },
-        markdown = { "mdformat" },
+    config = function()
+      require("conform").setup({
+        formatters_by_ft = {
+          python = { "isort", "black" },
+          markdown = { "mdformat" },
+          tex = { "latexindent" },
+        }
+      })
+      require("conform").formatters.latexindent = {
+        prepend_args = { "-y=defaultIndent: '  '" },
       }
-    }
+    end
   }
 }

.config/nvim/lua/plugins/mason.lua

@@ -13,6 +13,8 @@ return {
               require("null-ls").builtins.formatting.black,
               -- markdown
               require("null-ls").builtins.formatting.mdformat,
+              -- latex
+              require("null-ls").builtins.formatting.latexindent,
             }
           })
         end
@@ -22,7 +24,10 @@ return {
         opts = {
           automatic_installation = true,
           ensure_installed = {
-            "isort", "black", "mdformat"
+            "black",
+            "isort",
+            "latexindent",
+            "mdformat",
           }
         }
       }