Add OpencodePrompt command and remove oc user command

- Register :OpencodePrompt as a command alias
- Remove custom :oc user command creation from plugin setup

Author: ck3mp3r

config/lua/config/keymaps.lua

@@ -13,3 +13,4 @@ vim.api.nvim_set_keymap("n", "<leader>MS", "<cmd>MarpStatus<cr>", { noremap = tr
 
 vim.cmd([[cab cc CodeCompanionChat]])
 vim.cmd([[cab ca CodeCompanionAction]])
+vim.cmd([[cab oc OpencodePrompt]])

config/lua/plugins/opencode.lua

@@ -51,13 +51,6 @@ return {
 
       -- Required for opts.events.reload
       vim.o.autoread = true
-
-      -- Create :OpenCode command
-      vim.api.nvim_create_user_command("oc", function()
-        require("opencode").toggle()
-      end, {
-        desc = "Toggle OpenCode",
-      })
     end,
   },
 }