feat: handle and log latex converter errors

Author: MeanderingProgrammer

lua/render-markdown/handler/latex.lua

@@ -30,6 +30,10 @@ function M.parse(root, buf)
     local raw_expression = cache[node.text]
     if raw_expression == nil then
         raw_expression = vim.fn.system(latex.converter, node.text)
+        if vim.v.shell_error == 1 then
+            log.add('error', latex.converter, raw_expression)
+            raw_expression = 'error'
+        end
         cache[node.text] = raw_expression
     end
 

lua/render-markdown/health.lua

@@ -4,7 +4,7 @@ local state = require('render-markdown.state')
 local M = {}
 
 ---@private
-M.version = '7.4.6'
+M.version = '7.4.7'
 
 function M.check()
     M.start('version')