feat: highlight search matches and document the working UI

tools/desktop-capture/backend/Cargo.toml

@@ -0,0 +1,25 @@
+[package]
+name = "searchi-desktop-capture"
+version = "0.1.0"
+edition = "2021"
+publish = false
+
+[workspace]
+
+[dependencies]
+anyhow = "1"
+clap = { version = "4", features = ["derive"] }
+serde = { version = "1", features = ["derive"] }
+serde_json = "1"
+tiny_http = "0.12"
+mime_guess = "2"
+uuid = { version = "1", features = ["v4"] }
+sha2 = "0.10"
+rusqlite = { version = "0.32", features = ["bundled"] }
+lopdf = "0.45"
+searchi-core = { path = "../../../crates/searchi-core" }
+searchi-service = { path = "../../../crates/searchi-service" }
+searchi-media = { path = "../../../crates/searchi-media" }
+
+[dev-dependencies]
+tempfile = "3"