Add pagination to search results.

Move to shared definition of json requests between client/server.

shared/Cargo.toml

@@ -0,0 +1,10 @@
+[package]
+name = "shared"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+notmuch = { path = "../notmuch" }
+serde = { version = "1.0.147", features = ["derive"] }

shared/src/lib.rs

@@ -0,0 +1,11 @@
+use notmuch::SearchSummary;
+use serde::{Deserialize, Serialize};
+
+#[derive(Serialize, Deserialize, Debug)]
+pub struct SearchResult {
+    pub summary: SearchSummary,
+    pub query: String,
+    pub page: usize,
+    pub results_per_page: usize,
+    pub total: usize,
+}