fix(health): error when lsof or pgrep are missing and port isn't set

closes #111

Author: nickjvandyke

README.md

@@ -20,9 +20,6 @@ Integrate the [opencode](https://github.com/sst/opencode) AI assistant with Neov
 
 ## 📦 Setup
 
-> [!TIP]
-> Run `:checkhealth opencode` after setup.
-
 ### [lazy.nvim](https://github.com/folke/lazy.nvim)
 
 ```lua
@@ -71,6 +68,9 @@ programs.nixvim = {
 };
 ```
 
+> [!TIP]
+> Run `:checkhealth opencode` after setup.
+
 ## ⚙️ Configuration
 
 `opencode.nvim` provides a rich and reliable default experience — see all available options and their defaults [here](./lua/opencode/config.lua).

lua/opencode/health.lua

@@ -79,23 +79,20 @@ function M.check()
     })
   end
 
-  if vim.fn.has("win32") == 0 then
+  -- Binaries for auto-finding `opencode` process (Unix only)
+  if vim.fn.has("win32") == 0 and not vim.g.opencode_opts.port then
     if vim.fn.executable("pgrep") == 1 then
-      vim.health.ok(
-        "`pgrep` available: it will be used to auto-find `opencode` if `vim.g.opencode_opts.port` is not set."
-      )
+      vim.health.ok("`pgrep` available.")
     else
-      vim.health.warn(
+      vim.health.error(
         "`pgrep` executable not found in `$PATH`.",
         { "Install `pgrep` and ensure it's in your `$PATH`", "Or set `vim.g.opencode_opts.port`." }
       )
     end
     if vim.fn.executable("lsof") == 1 then
-      vim.health.ok(
-        "`lsof` available: it will be used to auto-find `opencode` if `vim.g.opencode_opts.port` is not set."
-      )
+      vim.health.ok("`lsof` available.")
     else
-      vim.health.warn(
+      vim.health.error(
         "`lsof` executable not found in `$PATH`.",
         { "Install `lsof` and ensure it's in your `$PATH`", "Or set `vim.g.opencode_opts.port`." }
       )