Upgrade leptos_ssr_axum example to latest leptos_wasi and WASIp3

examples/leptos_ssr_axum/Cargo.toml

@@ -3,20 +3,28 @@ name = "leptos_ssr_axum"
 authors = ["codeitlikemiley <codeitlikemiley@gmail.com>"]
 description = "Antigravity SDK Chat Interface — Leptos + Spin WASI Example"
 version = "0.1.0"
-edition = "2021"
+edition = "2024"
+rust-version = "1.93.0"
+build = "build.rs"
 
 [lib]
 crate-type = [ "cdylib" ]
 
 [dependencies]
 any_spawner = { version = "0.3.0", features = ["futures-executor"] }
+bytes = "1.7.2"
 console_error_panic_hook = "0.1"
+futures = "0.3.30"
+hydration_context = { version = "0.3.0" }
 leptos = { version = "0.8.9" }
 leptos_meta = { version = "0.8.5" }
 leptos_router = { version = "0.8.7" }
-leptos_wasi = { git = "https://github.com/codeitlikemiley/leptos_wasi", optional = true }
-spin-sdk = { version = "5", optional = true }
-wasi = { version = "=0.13.1", optional = true }
+leptos_wasi = { git = "https://github.com/leptos-rs/leptos_wasi", rev = "216acc484b0d6fe4b18876f1c96b68272498592b", default-features = false, features = ["wasip3"], optional = true }
+server_fn = { version = "0.8.7", features = ["axum-no-default"] }
+spin-sdk = { version = "6.0.0", features = ["json"], optional = true }
+wasip3 = { version = "0.6.0", features = ["http-compat"], optional = true }
+http = { version = "1.1.0", optional = true }
+http-body = { version = "1.0.0", optional = true }
 wasm-bindgen = { version = "=0.2.103", optional = true }
 wasm-bindgen-futures = { version = "0.4", optional = true }
 web-sys = { version = "0.3", features = ["Storage", "Window", "EventSource", "MessageEvent", "ErrorEvent", "Document", "Element", "HtmlMetaElement"], optional = true }
@@ -38,13 +46,21 @@ ssr = [
   "leptos/ssr",
   "leptos_meta/ssr",
   "leptos_router/ssr",
-  "leptos/spin",
   "dep:spin-sdk",
   "dep:leptos_wasi",
-  "dep:wasi",
+  "dep:wasip3",
   "dep:antigravity-sdk-rust",
+  "dep:http",
+  "dep:http-body",
 ]
 
+[profile.wasm-release]
+inherits = "release"
+opt-level = 'z'
+lto = true
+codegen-units = 1
+panic = "abort"
+
 [package.metadata.leptos]
 output-name = "leptos_ssr_axum"
 tailwind-input-file = "input.css"
@@ -53,3 +69,8 @@ bin-features = ["ssr"]
 bin-default-features = false
 lib-features = ["hydrate"]
 lib-default-features = false
+lib-profile-release = "wasm-release"
+bin-profile-release = "wasm-release"
+bin-target-triple = "wasm32-wasip2"
+bin-target-dir = "target/server"
+

examples/leptos_ssr_axum/README.md

@@ -24,7 +24,7 @@ Browser ──[HTTP/SSE]──→ Spin Component (WASI Guest)
 ## Prerequisites
 
 Ensure you have the following installed on your system:
-- **Rust** (with `wasm32-wasip1` and `wasm32-unknown-unknown` targets added).
+- **Rust** (with `wasm32-wasip2` and `wasm32-unknown-unknown` targets added).
 - **Spin CLI**: Install Spin by following the [Spin Installation Guide](https://developer.fermyon.com/spin/v2/install).
 - **cargo-leptos**: Install cargo-leptos using cargo:
   ```sh
@@ -73,7 +73,7 @@ spin build --up
 
 This will:
 1. Run `cargo leptos build --release` to compile client-side hydrate WASM assets and output-style CSS.
-2. Compile the server-side logic to the `wasm32-wasip1` target.
+2. Compile the server-side logic to the `wasm32-wasip2` target.
 3. Start the Spin local web server.
 
 Open `http://localhost:3000` (or the port outputted by Spin) in your web browser.

examples/leptos_ssr_axum/build.rs

@@ -0,0 +1,21 @@
+use std::env;
+fn main() {
+    println!("cargo::rustc-check-cfg=cfg(runtime_spin)");
+    println!("cargo::rustc-check-cfg=cfg(runtime_wasmtime)");
+    let runtime = env::var("WASI_RUNTIME").unwrap_or_else(|_| "wasmtime".to_string());
+    println!("cargo:rustc-env=WASI_RUNTIME={}", runtime);
+    match runtime.as_str() {
+        "spin" => {
+            println!("cargo:rustc-cfg=runtime_spin");
+        }
+        "wasmtime" => {
+            println!("cargo:rustc-cfg=runtime_wasmtime");
+        }
+        _ => {
+            println!("cargo:rustc-cfg=runtime_wasmtime");
+        }
+    }
+    if env::var("SPIN_BUILD").is_ok() {
+        println!("cargo:rustc-cfg=runtime_spin");
+    }
+}

examples/leptos_ssr_axum/spin.toml

@@ -13,16 +13,17 @@ agent_server_url = { required = false, default = "http://127.0.0.1:8080" }
 [[trigger.http]]
 route = "/..."
 component = "leptos-ssr-axum"
+executor = { type = "http" }
 
 [component.leptos-ssr-axum]
-source = "target/wasm32-wasip1/release/leptos_ssr_axum.wasm"
+source = "target/wasm32-wasip2/release/leptos_ssr_axum.wasm"
 allowed_outbound_hosts = ["https://generativelanguage.googleapis.com", "http://127.0.0.1:8080"]
 key_value_stores = ["default"]
 [component.leptos-ssr-axum.variables]
 gemini_api_key = "{{ gemini_api_key }}"
 agent_server_url = "{{ agent_server_url }}"
 [component.leptos-ssr-axum.build]
-command = "cargo leptos build --release && LEPTOS_OUTPUT_NAME=leptos_ssr_axum cargo build --lib --target wasm32-wasip1 --release --no-default-features --features ssr"
+command = "WASI_RUNTIME=spin cargo leptos build --release && WASI_RUNTIME=spin LEPTOS_OUTPUT_NAME=leptos_ssr_axum cargo build --lib --target wasm32-wasip2 --release --no-default-features --features ssr"
 watch = ["src/**/*.rs", "Cargo.toml"]
 
 [[trigger.http]]