diff --git a/datastore.nimble b/datastore.nimble
index df032c4..3b5b28e 100644
--- a/datastore.nimble
+++ b/datastore.nimble
@@ -16,7 +16,8 @@ requires "nim >= 1.6.14",
          "pretty",
          "threading",
          "taskpools",
-         "upraises >= 0.1.0 & < 0.2.0"
+         "upraises >= 0.1.0 & < 0.2.0",
+         "chronicles"
 
 task coverage, "generates code coverage report":
   var (output, exitCode) = gorgeEx("which lcov")
diff --git a/nimble.lock b/nimble.lock
new file mode 100644
index 0000000..3a208e3
--- /dev/null
+++ b/nimble.lock
@@ -0,0 +1,214 @@
+{
+  "version": 2,
+  "packages": {
+    "upraises": {
+      "version": "0.1.0",
+      "vcsRevision": "d9f268db1021959fe0f2c7a5e49fba741f9932a0",
+      "url": "https://github.com/markspanbroek/upraises",
+      "downloadMethod": "git",
+      "dependencies": [],
+      "checksums": {
+        "sha1": "176234f808b44a0be763df706ed634d6e8df17bb"
+      }
+    },
+    "results": {
+      "version": "0.4.0",
+      "vcsRevision": "f3c666a272c69d70cb41e7245e7f6844797303ad",
+      "url": "https://github.com/arnetheduck/nim-results",
+      "downloadMethod": "git",
+      "dependencies": [],
+      "checksums": {
+        "sha1": "51e08ca9524db98dc909fb39192272cc2b5451c7"
+      }
+    },
+    "unittest2": {
+      "version": "0.1.0",
+      "vcsRevision": "2300fa9924a76e6c96bc4ea79d043e3a0f27120c",
+      "url": "https://github.com/status-im/nim-unittest2",
+      "downloadMethod": "git",
+      "dependencies": [],
+      "checksums": {
+        "sha1": "914cf9a380c83b2ae40697981e5d94903505e87e"
+      }
+    },
+    "stew": {
+      "version": "0.1.0",
+      "vcsRevision": "3159137d9a3110edb4024145ce0ba778975de40e",
+      "url": "https://github.com/status-im/nim-stew",
+      "downloadMethod": "git",
+      "dependencies": [
+        "results",
+        "unittest2"
+      ],
+      "checksums": {
+        "sha1": "4ab494e272e997011853faddebe9e55183613776"
+      }
+    },
+    "faststreams": {
+      "version": "0.3.0",
+      "vcsRevision": "720fc5e5c8e428d9d0af618e1e27c44b42350309",
+      "url": "https://github.com/status-im/nim-faststreams",
+      "downloadMethod": "git",
+      "dependencies": [
+        "stew",
+        "unittest2"
+      ],
+      "checksums": {
+        "sha1": "ab178ba25970b95d953434b5d86b4d60396ccb64"
+      }
+    },
+    "serialization": {
+      "version": "0.2.0",
+      "vcsRevision": "4bdbc29e54fe54049950e352bb969aab97173b35",
+      "url": "https://github.com/status-im/nim-serialization",
+      "downloadMethod": "git",
+      "dependencies": [
+        "faststreams",
+        "unittest2",
+        "stew"
+      ],
+      "checksums": {
+        "sha1": "c8c99a387aae488e7008aded909ebfe662e74450"
+      }
+    },
+    "sqlite3_abi": {
+      "version": "3.40.1.1",
+      "vcsRevision": "362e1bd9f689ad9f5380d9d27f0705b3d4dfc7d3",
+      "url": "https://github.com/arnetheduck/nim-sqlite3-abi",
+      "downloadMethod": "git",
+      "dependencies": [],
+      "checksums": {
+        "sha1": "8e91db8156a82383d9c48f53b33e48f4e93077b1"
+      }
+    },
+    "testutils": {
+      "version": "0.5.0",
+      "vcsRevision": "dfc4c1b39f9ded9baf6365014de2b4bfb4dafc34",
+      "url": "https://github.com/status-im/nim-testutils",
+      "downloadMethod": "git",
+      "dependencies": [
+        "unittest2"
+      ],
+      "checksums": {
+        "sha1": "756d0757c4dd06a068f9d38c7f238576ba5ee897"
+      }
+    },
+    "json_serialization": {
+      "version": "0.1.5",
+      "vcsRevision": "85b7ea093cb85ee4f433a617b97571bd709d30df",
+      "url": "https://github.com/status-im/nim-json-serialization",
+      "downloadMethod": "git",
+      "dependencies": [
+        "serialization",
+        "stew"
+      ],
+      "checksums": {
+        "sha1": "c6b30565292acf199b8be1c62114726e354af59e"
+      }
+    },
+    "chronicles": {
+      "version": "0.10.3",
+      "vcsRevision": "32ac8679680ea699f7dbc046e8e0131cac97d41a",
+      "url": "https://github.com/status-im/nim-chronicles",
+      "downloadMethod": "git",
+      "dependencies": [
+        "testutils",
+        "json_serialization"
+      ],
+      "checksums": {
+        "sha1": "79f09526d4d9b9196dd2f6a75310d71a890c4f88"
+      }
+    },
+    "asynctest": {
+      "version": "0.3.2",
+      "vcsRevision": "a236a5f0f3031573ac2cb082b63dbf6e170e06e7",
+      "url": "https://github.com/markspanbroek/asynctest",
+      "downloadMethod": "git",
+      "dependencies": [],
+      "checksums": {
+        "sha1": "0ef50d086659835b0a23a4beb77cb11747695448"
+      }
+    },
+    "httputils": {
+      "version": "0.3.0",
+      "vcsRevision": "87b7cbf032c90b9e6b446081f4a647e950362cec",
+      "url": "https://github.com/status-im/nim-http-utils",
+      "downloadMethod": "git",
+      "dependencies": [
+        "stew",
+        "unittest2"
+      ],
+      "checksums": {
+        "sha1": "72a138157a9951f0986a9c4afc8c9a83ce3979a8"
+      }
+    },
+    "taskpools": {
+      "version": "0.0.4",
+      "vcsRevision": "b3673c7a7a959ccacb393bd9b47e997bbd177f5a",
+      "url": "https://github.com/status-im/nim-taskpools",
+      "downloadMethod": "git",
+      "dependencies": [],
+      "checksums": {
+        "sha1": "e43c5170d4e9ef1b27dd0956ffa0db46f992f9a6"
+      }
+    },
+    "pretty": {
+      "version": "0.1.0",
+      "vcsRevision": "60850f8c595d4f0b9e55f3a99c7c471244a3182a",
+      "url": "https://github.com/treeform/pretty",
+      "downloadMethod": "git",
+      "dependencies": [],
+      "checksums": {
+        "sha1": "b0a1cf8607d169050acd2bdca8d76fe850c23648"
+      }
+    },
+    "bearssl": {
+      "version": "0.2.1",
+      "vcsRevision": "e4157639db180e52727712a47deaefcbbac6ec86",
+      "url": "https://github.com/status-im/nim-bearssl",
+      "downloadMethod": "git",
+      "dependencies": [
+        "unittest2"
+      ],
+      "checksums": {
+        "sha1": "a5086fd5c0af2b852f34c0cc6e4cff93a98f97ec"
+      }
+    },
+    "chronos": {
+      "version": "3.2.0",
+      "vcsRevision": "0277b65be2c7a365ac13df002fba6e172be55537",
+      "url": "https://github.com/status-im/nim-chronos",
+      "downloadMethod": "git",
+      "dependencies": [
+        "stew",
+        "bearssl",
+        "httputils",
+        "unittest2"
+      ],
+      "checksums": {
+        "sha1": "78a41db7fb05b937196d4fa2f1e3fb4353b36a07"
+      }
+    },
+    "questionable": {
+      "version": "0.10.10",
+      "vcsRevision": "b3cf35ac450fd42c9ea83dc084f5cba2efc55da3",
+      "url": "https://github.com/markspanbroek/questionable",
+      "downloadMethod": "git",
+      "dependencies": [],
+      "checksums": {
+        "sha1": "8bb23a05d7f21619010471aa009e27d3fa73d93a"
+      }
+    },
+    "threading": {
+      "version": "0.2.0",
+      "vcsRevision": "bcc284991ba928d1ed299a81a93b7113cc7de04f",
+      "url": "https://github.com/nim-lang/threading",
+      "downloadMethod": "git",
+      "dependencies": [],
+      "checksums": {
+        "sha1": "08dfc46cedc3fc202e5de6ef80a655598331eb89"
+      }
+    }
+  },
+  "tasks": {}
+}