Fix .gitignore ignoring cmd/serpapi/ directory

Root-anchor the binary ignores (/serpapi, /serpapi-test-bin) so
they only match at repo root, not cmd/serpapi/main.go entry point.

Author: ilyazub

.gitignore

@@ -1,6 +1,6 @@
 # Go binary
-serpapi
-serpapi-test-bin
+/serpapi
+/serpapi-test-bin
 
 # IDE
 .idea/

cmd/serpapi/main.go

@@ -0,0 +1,7 @@
+package main
+
+import "github.com/serpapi/serpapi-cli/pkg/cmd"
+
+func main() {
+	cmd.Execute()
+}