Turbopack: Experimental dev app pages support (#52680)

This implements app pages and routes for the Nexturbo API.

## Turbopack updates

* vercel/turborepo#5527 <!-- Alex Kirszenberg -
AdjacencyMap::reverse_topological (+ fixes) -->

Cargo.toml

@@ -44,11 +44,11 @@ swc_core = { version = "0.79.13" }
 testing = { version = "0.33.20" }
 
 # Turbo crates
-turbopack-binding = { git = "https://github.com/vercel/turbo.git", tag = "turbopack-230716.2" }
+turbopack-binding = { git = "https://github.com/vercel/turbo.git", tag = "turbopack-230717.2" }
 # [TODO]: need to refactor embed_directory! macro usages, as well as resolving turbo_tasks::function, macros..
-turbo-tasks = { git = "https://github.com/vercel/turbo.git", tag = "turbopack-230716.2" }
+turbo-tasks = { git = "https://github.com/vercel/turbo.git", tag = "turbopack-230717.2" }
 # [TODO]: need to refactor embed_directory! macro usage in next-core
-turbo-tasks-fs = { git = "https://github.com/vercel/turbo.git", tag = "turbopack-230716.2" }
+turbo-tasks-fs = { git = "https://github.com/vercel/turbo.git", tag = "turbopack-230717.2" }
 
 # General Deps
 

packages/next-swc/crates/next-api/Cargo.toml

@@ -22,6 +22,7 @@ indexmap = { workspace = true }
 next-core = { workspace = true }
 once_cell = { workspace = true }
 serde = { workspace = true }
+serde_json = { workspace = true }
 tokio = { workspace = true, features = ["full"] }
 turbopack-binding = { workspace = true, features = [
   "__turbo_tasks_memory",