feat: Begins creating an auth client and integrates into view controller routes.

Sources/AuthClient/Interface.swift

@@ -0,0 +1,51 @@
+import DatabaseClient
+import Dependencies
+import DependenciesMacros
+import ManualDCore
+import Vapor
+
+extension DependencyValues {
+  public var authClient: AuthClient {
+    get { self[AuthClient.self] }
+    set { self[AuthClient.self] = newValue }
+  }
+}
+
+@DependencyClient
+public struct AuthClient: Sendable {
+  public var createAndLogin: @Sendable (User.Create) async throws -> User
+  public var currentUser: @Sendable () throws -> User
+  public var login: @Sendable (User.Login) async throws -> User
+  public var logout: @Sendable () throws -> Void
+}
+
+extension AuthClient: TestDependencyKey {
+  public static let testValue = Self()
+
+  public static func live(on request: Request) -> Self {
+    @Dependency(\.database) var database
+
+    return .init(
+      createAndLogin: { createForm in
+        let user = try await database.users.create(createForm)
+        _ = try await database.users.login(
+          .init(email: createForm.email, password: createForm.password)
+        )
+        request.auth.login(user)
+        request.logger.debug("LOGGED IN: \(user.id)")
+        return user
+      },
+      currentUser: {
+        try request.auth.require(User.self)
+      },
+      login: { loginForm in
+        let token = try await database.users.login(loginForm)
+        let user = try await database.users.get(token.userID)!
+        request.session.authenticate(user)
+        request.logger.debug("LOGGED IN: \(user.id)")
+        return user
+      },
+      logout: { request.auth.logout(User.self) }
+    )
+  }
+}