add Posts.Index

posts/proto/posts.proto

@@ -3,6 +3,8 @@ syntax = "proto3";
 package posts;
 
 service Posts {
+	// Index returns the posts index without content
+	rpc Index(IndexRequest) returns (IndexResponse) {}
 	// Query currently only supports read by slug or timestamp, no listing.
 	rpc Query(QueryRequest) returns (QueryResponse) {}
 	rpc Save(SaveRequest) returns (SaveResponse) {}
@@ -22,6 +24,15 @@ message Post {
 	string image = 19;
 }
 
+message IndexRequest {
+	int64 limit = 1;
+	int64 offset = 2;
+}
+
+message IndexResponse {
+	repeated Post posts = 1;
+}
+
 // Query posts. Acts as a listing when no id or slug provided.
 // Gets a single post by id or slug if any of them provided.
 message QueryRequest {