feat: Merge V2 WebSocket telemetry push into existing gemini-integration.lua

gemini-integration.lua

@@ -1,15 +1,13 @@
 -- gemini-integration.lua
 -- Registers the active Neovim instance for the Antigravity MCP Server
-vim.api.nvim_create_autocmd({"VimEnter", "FocusGained"}, {
-    callback = function()
+vim.api.nvim_create_autocmd({"VimEnter", "FocusGained", "BufEnter"}, {
+    callback = function(ev)
         -- Only register if Neovim has an active UI attached (ignore headless/embedded instances)
         if #vim.api.nvim_list_uis() > 0 then
             local server_name = vim.v.servername
             if server_name then
-                local home = os.getenv("HOME")
-                if not home then
-                    home = os.getenv("USERPROFILE")
-                end
+                -- 1. Legacy Disk Write (Fallback)
+                local home = os.getenv("HOME") or os.getenv("USERPROFILE")
                 if home then
                     os.execute("mkdir -p " .. home .. "/.gemini")
                     local path = home .. "/.gemini/active_nvim.txt"
@@ -19,6 +17,20 @@ vim.api.nvim_create_autocmd({"VimEnter", "FocusGained"}, {
                         f:close()
                     end
                 end
+                
+                -- 2. V2 Telemetry Push (WebSockets & Cross-OS Sync via Rust Server)
+                local file = vim.api.nvim_buf_get_name(0)
+                local cursor = vim.api.nvim_win_get_cursor(0)
+                local row, col = cursor[1], cursor[2]
+                local payload = string.format(
+                    '{"session_id": "%s", "event": "%s", "file": "%s", "line": %d, "col": %d}',
+                    server_name:gsub("\\", "\\\\"), ev.event, file:gsub("\\", "\\\\"), row, col
+                )
+                vim.fn.jobstart({
+                    "curl", "-s", "-X", "POST", "http://127.0.0.1:3000/nvim/telemetry",
+                    "-H", "Content-Type: application/json",
+                    "-d", payload
+                }, { detach = true })
             end
         end
     end,