init: initialize Yew app

.gitignore

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+/target

Cargo.toml

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+[package]
+name = "compareware"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
+yew = "0.20"
+wasm-bindgen = "0.2"
+nostr-sdk = "0.9"

src/main.rs

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+fn main() {
+    println!("Hello, world!");
+}