diff --git a/package-lock.json b/package-lock.json
index d8456e4..9e70008 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
-  "name": "koa-api-boilerplate",
-  "version": "3.0.0",
+  "name": "testnet-faucet2",
+  "version": "1.0.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -3652,15 +3652,16 @@
       "dev": true
     },
     "handlebars": {
-      "version": "4.7.2",
-      "resolved": "https://registry.npmjs.org/handlebars/-/handlebars-4.7.2.tgz",
-      "integrity": "sha512-4PwqDL2laXtTWZghzzCtunQUTLbo31pcCJrd/B/9JP8XbhVzpS5ZXuKqlOzsd1rtcaLo4KqAn8nl8mkknS4MHw==",
+      "version": "4.7.6",
+      "resolved": "https://registry.npmjs.org/handlebars/-/handlebars-4.7.6.tgz",
+      "integrity": "sha512-1f2BACcBfiwAfStCKZNrUCgqNZkGsAT7UM3kkYtXuLo0KnaVfjKOyf7PRzB6++aK9STyT1Pd2ZCPe3EGOXleXA==",
       "dev": true,
       "requires": {
+        "minimist": "^1.2.5",
         "neo-async": "^2.6.0",
-        "optimist": "^0.6.1",
         "source-map": "^0.6.1",
-        "uglify-js": "^3.1.4"
+        "uglify-js": "^3.1.4",
+        "wordwrap": "^1.0.0"
       },
       "dependencies": {
         "source-map": {
@@ -5326,9 +5327,9 @@
       }
     },
     "minimist": {
-      "version": "1.2.0",
-      "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
-      "integrity": "sha1-o1AIsg9BOD7sH7kU9M1d95omQoQ="
+      "version": "1.2.5",
+      "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.5.tgz",
+      "integrity": "sha512-FM9nNUYrRBAELZQT3xeZQ7fmMOBg6nWNmJKTcgsJeaLstP/UODVpGsr5OhXhhXg6f+qtJ8uiZ+PUxkDWcgIXLw=="
     },
     "minimist-options": {
       "version": "3.0.2",
@@ -5362,20 +5363,12 @@
       }
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     "mkdirp": {
-      "version": "0.5.1",
-      "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-0.5.1.tgz",
-      "integrity": "sha1-MAV0OOrGz3+MR2fzhkjWaX11yQM=",
+      "version": "0.5.5",
+      "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-0.5.5.tgz",
+      "integrity": "sha512-NKmAlESf6jMGym1++R0Ra7wvhV+wFW63FaSOFPwRahvea0gMUcGUhVeAg/0BC0wiv9ih5NYPB1Wn1UEI1/L+xQ==",
       "dev": true,
       "requires": {
-        "minimist": "0.0.8"
-      },
-      "dependencies": {
-        "minimist": {
-          "version": "0.0.8",
-          "resolved": "https://registry.npmjs.org/minimist/-/minimist-0.0.8.tgz",
-          "integrity": "sha1-hX/Kv8M5fSYluCKCYuhqp6ARsF0=",
-          "dev": true
-        }
+        "minimist": "^1.2.5"
       }
     },
     "mocha": {
@@ -5468,6 +5461,21 @@
             "path-exists": "^3.0.0"
           }
         },
+        "minimist": {
+          "version": "0.0.8",
+          "resolved": "https://registry.npmjs.org/minimist/-/minimist-0.0.8.tgz",
+          "integrity": "sha1-hX/Kv8M5fSYluCKCYuhqp6ARsF0=",
+          "dev": true
+        },
+        "mkdirp": {
+          "version": "0.5.1",
+          "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-0.5.1.tgz",
+          "integrity": "sha1-MAV0OOrGz3+MR2fzhkjWaX11yQM=",
+          "dev": true,
+          "requires": {
+            "minimist": "0.0.8"
+          }
+        },
         "ms": {
           "version": "2.1.1",
           "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.1.tgz",
@@ -5768,9 +5776,9 @@
       "dev": true
     },
     "npm": {
-      "version": "6.13.6",
-      "resolved": "https://registry.npmjs.org/npm/-/npm-6.13.6.tgz",
-      "integrity": "sha512-NomC08kv7HIl1FOyLOe9Hp89kYsOsvx52huVIJ7i8hFW8Xp65lDwe/8wTIrh9q9SaQhA8hTrfXPh3BEL3TmMpw==",
+      "version": "6.14.4",
+      "resolved": "https://registry.npmjs.org/npm/-/npm-6.14.4.tgz",
+      "integrity": "sha512-B8UDDbWvdkW6RgXFn8/h2cHJP/u/FPa4HWeGzW23aNEBARN3QPrRaHqPIZW2NSN3fW649gtgUDNZpaRs0zTMPw==",
       "dev": true,
       "requires": {
         "JSONStream": "^1.3.5",
@@ -5779,12 +5787,12 @@
         "ansistyles": "~0.1.3",
         "aproba": "^2.0.0",
         "archy": "~1.0.0",
-        "bin-links": "^1.1.6",
+        "bin-links": "^1.1.7",
         "bluebird": "^3.5.5",
         "byte-size": "^5.0.1",
         "cacache": "^12.0.3",
         "call-limit": "^1.1.1",
-        "chownr": "^1.1.3",
+        "chownr": "^1.1.4",
         "ci-info": "^2.0.0",
         "cli-columns": "^3.1.2",
         "cli-table3": "^0.5.1",
@@ -5801,10 +5809,10 @@
         "fs-vacuum": "~1.2.10",
         "fs-write-stream-atomic": "~1.0.10",
         "gentle-fs": "^2.3.0",
-        "glob": "^7.1.4",
+        "glob": "^7.1.6",
         "graceful-fs": "^4.2.3",
         "has-unicode": "~2.0.1",
-        "hosted-git-info": "^2.8.5",
+        "hosted-git-info": "^2.8.8",
         "iferr": "^1.0.2",
         "imurmurhash": "*",
         "infer-owner": "^1.0.4",
@@ -5822,7 +5830,7 @@
         "libnpmorg": "^1.0.1",
         "libnpmsearch": "^2.0.2",
         "libnpmteam": "^1.0.2",
-        "libnpx": "^10.2.0",
+        "libnpx": "^10.2.2",
         "lock-verify": "^2.1.0",
         "lockfile": "^1.0.4",
         "lodash._baseindexof": "*",
@@ -5839,9 +5847,9 @@
         "lru-cache": "^5.1.1",
         "meant": "~1.0.1",
         "mississippi": "^3.0.0",
-        "mkdirp": "~0.5.1",
+        "mkdirp": "^0.5.4",
         "move-concurrently": "^1.0.1",
-        "node-gyp": "^5.0.5",
+        "node-gyp": "^5.1.0",
         "nopt": "~4.0.1",
         "normalize-package-data": "^2.5.0",
         "npm-audit-report": "^1.3.2",
@@ -5849,10 +5857,10 @@
         "npm-install-checks": "^3.0.2",
         "npm-lifecycle": "^3.1.4",
         "npm-package-arg": "^6.1.1",
-        "npm-packlist": "^1.4.7",
+        "npm-packlist": "^1.4.8",
         "npm-pick-manifest": "^3.0.2",
-        "npm-profile": "^4.0.2",
-        "npm-registry-fetch": "^4.0.2",
+        "npm-profile": "^4.0.4",
+        "npm-registry-fetch": "^4.0.3",
         "npm-user-validate": "~1.0.0",
         "npmlog": "~4.1.2",
         "once": "~1.4.0",
@@ -5869,11 +5877,11 @@
         "read-installed": "~4.0.3",
         "read-package-json": "^2.1.1",
         "read-package-tree": "^5.3.1",
-        "readable-stream": "^3.4.0",
+        "readable-stream": "^3.6.0",
         "readdir-scoped-modules": "^1.1.0",
         "request": "^2.88.0",
         "retry": "^0.12.0",
-        "rimraf": "^2.6.3",
+        "rimraf": "^2.7.1",
         "safe-buffer": "^5.1.2",
         "semver": "^5.7.1",
         "sha": "^3.0.0",
@@ -6061,7 +6069,7 @@
           }
         },
         "bin-links": {
-          "version": "1.1.6",
+          "version": "1.1.7",
           "bundled": true,
           "dev": true,
           "requires": {
@@ -6174,7 +6182,7 @@
           }
         },
         "chownr": {
-          "version": "1.1.3",
+          "version": "1.1.4",
           "bundled": true,
           "dev": true
         },
@@ -6480,7 +6488,7 @@
           "dev": true
         },
         "deep-extend": {
-          "version": "0.5.1",
+          "version": "0.6.0",
           "bundled": true,
           "dev": true
         },
@@ -6614,7 +6622,7 @@
           }
         },
         "env-paths": {
-          "version": "1.0.0",
+          "version": "2.2.0",
           "bundled": true,
           "dev": true
         },
@@ -6958,7 +6966,7 @@
           }
         },
         "get-caller-file": {
-          "version": "1.0.2",
+          "version": "1.0.3",
           "bundled": true,
           "dev": true
         },
@@ -6979,7 +6987,7 @@
           }
         },
         "glob": {
-          "version": "7.1.4",
+          "version": "7.1.6",
           "bundled": true,
           "dev": true,
           "requires": {
@@ -7067,7 +7075,7 @@
           "dev": true
         },
         "hosted-git-info": {
-          "version": "2.8.5",
+          "version": "2.8.8",
           "bundled": true,
           "dev": true
         },
@@ -7183,7 +7191,7 @@
           }
         },
         "invert-kv": {
-          "version": "1.0.0",
+          "version": "2.0.0",
           "bundled": true,
           "dev": true
         },
@@ -7203,11 +7211,11 @@
           "dev": true
         },
         "is-ci": {
-          "version": "1.1.0",
+          "version": "1.2.1",
           "bundled": true,
           "dev": true,
           "requires": {
-            "ci-info": "^1.0.0"
+            "ci-info": "^1.5.0"
           },
           "dependencies": {
             "ci-info": {
@@ -7279,7 +7287,7 @@
           }
         },
         "is-retry-allowed": {
-          "version": "1.1.0",
+          "version": "1.2.0",
           "bundled": true,
           "dev": true
         },
@@ -7372,11 +7380,11 @@
           "dev": true
         },
         "lcid": {
-          "version": "1.0.0",
+          "version": "2.0.0",
           "bundled": true,
           "dev": true,
           "requires": {
-            "invert-kv": "^1.0.0"
+            "invert-kv": "^2.0.0"
           }
         },
         "libcipm": {
@@ -7549,7 +7557,7 @@
           }
         },
         "libnpx": {
-          "version": "10.2.0",
+          "version": "10.2.2",
           "bundled": true,
           "dev": true,
           "requires": {
@@ -7700,17 +7708,34 @@
             "ssri": "^6.0.0"
           }
         },
+        "map-age-cleaner": {
+          "version": "0.1.3",
+          "bundled": true,
+          "dev": true,
+          "requires": {
+            "p-defer": "^1.0.0"
+          }
+        },
         "meant": {
           "version": "1.0.1",
           "bundled": true,
           "dev": true
         },
         "mem": {
-          "version": "1.1.0",
+          "version": "4.3.0",
           "bundled": true,
           "dev": true,
           "requires": {
-            "mimic-fn": "^1.0.0"
+            "map-age-cleaner": "^0.1.1",
+            "mimic-fn": "^2.0.0",
+            "p-is-promise": "^2.0.0"
+          },
+          "dependencies": {
+            "mimic-fn": {
+              "version": "2.1.0",
+              "bundled": true,
+              "dev": true
+            }
           }
         },
         "mime-db": {
@@ -7726,11 +7751,6 @@
             "mime-db": "~1.35.0"
           }
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-        "mimic-fn": {
-          "version": "1.2.0",
-          "bundled": true,
-          "dev": true
-        },
         "minimatch": {
           "version": "3.0.4",
           "bundled": true,
@@ -7739,11 +7759,6 @@
             "brace-expansion": "^1.1.7"
           }
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-        "minimist": {
-          "version": "0.0.8",
-          "bundled": true,
-          "dev": true
-        },
         "minizlib": {
           "version": "1.3.3",
           "bundled": true,
@@ -7781,11 +7796,18 @@
           }
         },
         "mkdirp": {
-          "version": "0.5.1",
+          "version": "0.5.4",
           "bundled": true,
           "dev": true,
           "requires": {
-            "minimist": "0.0.8"
+            "minimist": "^1.2.5"
+          },
+          "dependencies": {
+            "minimist": {
+              "version": "1.2.5",
+              "bundled": true,
+              "dev": true
+            }
           }
         },
         "move-concurrently": {
@@ -7818,6 +7840,11 @@
           "bundled": true,
           "dev": true
         },
+        "nice-try": {
+          "version": "1.0.5",
+          "bundled": true,
+          "dev": true
+        },
         "node-fetch-npm": {
           "version": "2.0.2",
           "bundled": true,
@@ -7829,36 +7856,21 @@
           }
         },
         "node-gyp": {
-          "version": "5.0.5",
+          "version": "5.1.0",
           "bundled": true,
           "dev": true,
           "requires": {
-            "env-paths": "^1.0.0",
-            "glob": "^7.0.3",
-            "graceful-fs": "^4.1.2",
-            "mkdirp": "^0.5.0",
-            "nopt": "2 || 3",
-            "npmlog": "0 || 1 || 2 || 3 || 4",
-            "request": "^2.87.0",
-            "rimraf": "2",
-            "semver": "~5.3.0",
+            "env-paths": "^2.2.0",
+            "glob": "^7.1.4",
+            "graceful-fs": "^4.2.2",
+            "mkdirp": "^0.5.1",
+            "nopt": "^4.0.1",
+            "npmlog": "^4.1.2",
+            "request": "^2.88.0",
+            "rimraf": "^2.6.3",
+            "semver": "^5.7.1",
             "tar": "^4.4.12",
-            "which": "1"
-          },
-          "dependencies": {
-            "nopt": {
-              "version": "3.0.6",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "abbrev": "1"
-              }
-            },
-            "semver": {
-              "version": "5.3.0",
-              "bundled": true,
-              "dev": true
-            }
+            "which": "^1.3.1"
           }
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         "nopt": {
@@ -7958,12 +7970,13 @@
           }
         },
         "npm-packlist": {
-          "version": "1.4.7",
+          "version": "1.4.8",
           "bundled": true,
           "dev": true,
           "requires": {
             "ignore-walk": "^3.0.1",
-            "npm-bundled": "^1.0.1"
+            "npm-bundled": "^1.0.1",
+            "npm-normalize-package-bin": "^1.0.1"
           }
         },
         "npm-pick-manifest": {
@@ -7977,7 +7990,7 @@
           }
         },
         "npm-profile": {
-          "version": "4.0.2",
+          "version": "4.0.4",
           "bundled": true,
           "dev": true,
           "requires": {
@@ -7987,7 +8000,7 @@
           }
         },
         "npm-registry-fetch": {
-          "version": "4.0.2",
+          "version": "4.0.3",
           "bundled": true,
           "dev": true,
           "requires": {
@@ -8079,13 +8092,41 @@
           "dev": true
         },
         "os-locale": {
-          "version": "2.1.0",
+          "version": "3.1.0",
           "bundled": true,
           "dev": true,
           "requires": {
-            "execa": "^0.7.0",
-            "lcid": "^1.0.0",
-            "mem": "^1.1.0"
+            "execa": "^1.0.0",
+            "lcid": "^2.0.0",
+            "mem": "^4.0.0"
+          },
+          "dependencies": {
+            "cross-spawn": {
+              "version": "6.0.5",
+              "bundled": true,
+              "dev": true,
+              "requires": {
+                "nice-try": "^1.0.4",
+                "path-key": "^2.0.1",
+                "semver": "^5.5.0",
+                "shebang-command": "^1.2.0",
+                "which": "^1.2.9"
+              }
+            },
+            "execa": {
+              "version": "1.0.0",
+              "bundled": true,
+              "dev": true,
+              "requires": {
+                "cross-spawn": "^6.0.0",
+                "get-stream": "^4.0.0",
+                "is-stream": "^1.1.0",
+                "npm-run-path": "^2.0.0",
+                "p-finally": "^1.0.0",
+                "signal-exit": "^3.0.0",
+                "strip-eof": "^1.0.0"
+              }
+            }
           }
         },
         "os-tmpdir": {
@@ -8102,11 +8143,21 @@
             "os-tmpdir": "^1.0.0"
           }
         },
+        "p-defer": {
+          "version": "1.0.0",
+          "bundled": true,
+          "dev": true
+        },
         "p-finally": {
           "version": "1.0.0",
           "bundled": true,
           "dev": true
         },
+        "p-is-promise": {
+          "version": "2.1.0",
+          "bundled": true,
+          "dev": true
+        },
         "p-limit": {
           "version": "1.2.0",
           "bundled": true,
@@ -8384,18 +8435,18 @@
           "dev": true
         },
         "rc": {
-          "version": "1.2.7",
+          "version": "1.2.8",
           "bundled": true,
           "dev": true,
           "requires": {
-            "deep-extend": "^0.5.1",
+            "deep-extend": "^0.6.0",
             "ini": "~1.3.0",
             "minimist": "^1.2.0",
             "strip-json-comments": "~2.0.1"
           },
           "dependencies": {
             "minimist": {
-              "version": "1.2.0",
+              "version": "1.2.5",
               "bundled": true,
               "dev": true
             }
@@ -8454,7 +8505,7 @@
           }
         },
         "readable-stream": {
-          "version": "3.4.0",
+          "version": "3.6.0",
           "bundled": true,
           "dev": true,
           "requires": {
@@ -8475,7 +8526,7 @@
           }
         },
         "registry-auth-token": {
-          "version": "3.3.2",
+          "version": "3.4.0",
           "bundled": true,
           "dev": true,
           "requires": {
@@ -8539,7 +8590,7 @@
           "dev": true
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         "rimraf": {
-          "version": "2.6.3",
+          "version": "2.7.1",
           "bundled": true,
           "dev": true,
           "requires": {
@@ -8838,11 +8889,18 @@
           }
         },
         "string_decoder": {
-          "version": "1.2.0",
+          "version": "1.3.0",
           "bundled": true,
           "dev": true,
           "requires": {
-            "safe-buffer": "~5.1.0"
+            "safe-buffer": "~5.2.0"
+          },
+          "dependencies": {
+            "safe-buffer": {
+              "version": "5.2.0",
+              "bundled": true,
+              "dev": true
+            }
           }
         },
         "stringify-package": {
@@ -9151,7 +9209,7 @@
           }
         },
         "widest-line": {
-          "version": "2.0.0",
+          "version": "2.0.1",
           "bundled": true,
           "dev": true,
           "requires": {
@@ -9223,7 +9281,7 @@
           "dev": true
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         "yargs": {
-          "version": "11.0.0",
+          "version": "11.1.1",
           "bundled": true,
           "dev": true,
           "requires": {
@@ -9231,7 +9289,7 @@
             "decamelize": "^1.1.1",
             "find-up": "^2.1.0",
             "get-caller-file": "^1.0.1",
-            "os-locale": "^2.0.0",
+            "os-locale": "^3.1.0",
             "require-directory": "^2.1.1",
             "require-main-filename": "^1.0.1",
             "set-blocking": "^2.0.0",
@@ -9766,30 +9824,6 @@
       "resolved": "https://registry.npmjs.org/only/-/only-0.0.2.tgz",
       "integrity": "sha1-Kv3oTQPlC5qO3EROMGEKcCle37Q="
     },
-    "optimist": {
-      "version": "0.6.1",
-      "resolved": "https://registry.npmjs.org/optimist/-/optimist-0.6.1.tgz",
-      "integrity": "sha1-2j6nRob6IaGaERwybpDrFaAZZoY=",
-      "dev": true,
-      "requires": {
-        "minimist": "~0.0.1",
-        "wordwrap": "~0.0.2"
-      },
-      "dependencies": {
-        "minimist": {
-          "version": "0.0.10",
-          "resolved": "https://registry.npmjs.org/minimist/-/minimist-0.0.10.tgz",
-          "integrity": "sha1-3j+YVD2/lggr5IrRoMfNqDYwHc8=",
-          "dev": true
-        },
-        "wordwrap": {
-          "version": "0.0.3",
-          "resolved": "https://registry.npmjs.org/wordwrap/-/wordwrap-0.0.3.tgz",
-          "integrity": "sha1-o9XabNXAvAAI03I0u68b7WMFkQc=",
-          "dev": true
-        }
-      }
-    },
     "optionator": {
       "version": "0.8.2",
       "resolved": "https://registry.npmjs.org/optionator/-/optionator-0.8.2.tgz",
@@ -11349,9 +11383,9 @@
       },
       "dependencies": {
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