init llm generated microblog submodule

internal/microblog/handler.go

@@ -0,0 +1,15 @@
+package microblog
+
+import (
+	gemini "github.com/kulak/gemini"
+)
+
+// Handler interface for microblog functionality
+type Handler interface {
+	HandleBlogRequest(w gemini.ResponseWriter, req *gemini.Request)
+}
+
+// NewHandler creates a new microblog handler
+func NewHandler() Handler {
+	return NewMicroBlog()
+}