feat: Adds browser-sync / hot reload

Sources/App/BrowserSync.swift

@@ -0,0 +1,17 @@
+import Foundation
+import Vapor
+
+#if DEBUG
+  struct BrowserSyncHandler: LifecycleHandler {
+    func didBoot(_ application: Application) throws {
+      let process = Process()
+      process.executableURL = URL(filePath: "/bin/sh")
+      process.arguments = ["-c", "browser-sync reload"]
+      do {
+        try process.run()
+      } catch {
+        print("Could not auto-reload: \(error)")
+      }
+    }
+  }
+#endif

Sources/App/configure.swift

@@ -11,6 +11,10 @@ public func configure(_ app: Application) async throws {
   app.middleware.use(app.sessions.middleware)
   app.middleware.use(User.sessionAuthenticator())
 
+  #if DEBUG
+    app.lifecycle.use(BrowserSyncHandler())
+  #endif
+
   switch app.environment {
   case .production, .development:
     app.databases.use(DatabaseConfigurationFactory.sqlite(.file("db.sqlite")), as: .sqlite)

Sources/App/entrypoint.swift

@@ -1,7 +1,7 @@
-import Vapor
 import Logging
 import NIOCore
 import NIOPosix
+import Vapor
 
 @main
 enum Entrypoint {

swift-dev

@@ -0,0 +1,6 @@
+#!/usr/bin/env zsh
+touch .build/browser-dev-sync
+browser-sync start -p localhost:8080 --ws &
+
+watchexec -w Sources -e .swift -r 'swift build --product App && touch .build/browser-dev-sync' &
+watchexec -w .build/browser-dev-sync --ignore-nothing -r '.build/debug/App'