feat: add acme statics

Cargo.lock

@@ -4,7 +4,7 @@ version = 3
 
 [[package]]
 name = "acme-client"
-version = "0.6.0"
+version = "0.6.1"
 dependencies = [
  "acme-lib",
  "async-std",
@@ -14,6 +14,7 @@ dependencies = [
  "reqwest",
  "rust_util",
  "serde",
+ "simpledateformat",
  "tide",
  "trust-dns-resolver",
  "x509-parser",
@@ -2053,6 +2054,16 @@ dependencies = [
  "event-listener",
 ]
 
+[[package]]
+name = "simpledateformat"
+version = "0.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cd2436140481bbe945c4d6deab521cf1ac52d73766e3c5d28d2c65e2635ae115"
+dependencies = [
+ "chrono",
+ "quick-error",
+]
+
 [[package]]
 name = "slab"
 version = "0.4.4"