Adds Fast forwardable facet.

contracts/fast/FastForwardableFacet.sol

@@ -0,0 +1,18 @@
+// SPDX-License-Identifier: MIT
+pragma solidity 0.8.10;
+
+import "../common/AHasForwarder.sol";
+import "./lib/AFastFacet.sol";
+
+/**
+ * @title The Fast forwardable contract.
+ * @notice The Fast Forwardable facet is in charge of "gasless transactions".
+ */
+contract FastForwardableFacet is AFastFacet, AHasForwarder {
+  /// AHasForwarder implementation.
+
+  // For now the forwarder manager is an issuer.
+  function isValidForwarderManager(address who) internal view override(AHasForwarder) returns (bool) {
+    return _isIssuerMember(who);
+  }
+}

tasks/fast.ts

@@ -210,8 +210,9 @@ const FAST_FACETS = [
   "FastTokenFacet",
   "FastHistoryFacet",
   "FastFrontendFacet",
+  "FastForwardableFacet",
   "FastDistributionsFacet",
-  "FastCrowdfundsFacet",
+  "FastCrowdfundsFacet"
 ];
 interface FastDeployParams {
   readonly governor: string;