diff --git a/config/default.json b/config/default.json
new file mode 100644
index 0000000..08b7501
--- /dev/null
+++ b/config/default.json
@@ -0,0 +1,9 @@
+{
+    "db": {
+        "user": "postgres",
+        "password": "node4db",
+        "host": "localhost",
+        "port": 5432,
+        "database": "node4db"
+    }
+}
\ No newline at end of file
diff --git a/docker-compose.yml b/docker-compose.yml
new file mode 100644
index 0000000..9b4ff82
--- /dev/null
+++ b/docker-compose.yml
@@ -0,0 +1,12 @@
+version: '3'
+services:
+  db:
+    image: postgres
+    environment:
+      POSTGRES_PASSWORD: node4db
+    ports:
+      - 5432:5432
+    volumes:
+      - node4db:/var/lib/postgresql/data
+volumes:
+  node4db:
diff --git a/migrations/1564110336692_add-users-table.js b/migrations/1564110336692_add-users-table.js
new file mode 100644
index 0000000..b773aca
--- /dev/null
+++ b/migrations/1564110336692_add-users-table.js
@@ -0,0 +1,26 @@
+exports.shorthands = undefined;
+
+exports.up = pgm => {
+    pgm.createTable('users', {
+        id: {
+            type: 'serial',
+            primaryKey: true,
+        },
+        username: {
+            type: 'text',
+            notNull: true,
+        },
+        email: {
+            type: 'text',
+            notNull: true,
+        },
+        password: {
+            type: 'text',
+            notNull: true,
+        },
+    });
+};
+
+exports.down = (pgm) => {
+
+};
diff --git a/package-lock.json b/package-lock.json
index c7d01d0..6932c38 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9,7 +9,7 @@
       "resolved": "https://registry.npmjs.org/@phc/format/-/format-0.5.0.tgz",
       "integrity": "sha512-JWtZ5P1bfXU0bAtTzCpOLYHDXuxSVdtL/oqz4+xa97h8w9E5IlVN333wugXVFv8vZ1hbXObKQf1ptXmFFcMByg==",
       "requires": {
-        "safe-buffer": "^5.1.2"
+        "safe-buffer": "5.1.2"
       }
     },
     "@types/node": {
@@ -22,8 +22,8 @@
       "resolved": "https://registry.npmjs.org/@types/pg/-/pg-7.4.14.tgz",
       "integrity": "sha512-2e4XapP9V/X42IGByC5IHzCzHqLLCNJid8iZBbkk6lkaDMvli8Rk62YE9wjGcLD5Qr5Zaw1ShkQyXy91PI8C0Q==",
       "requires": {
-        "@types/node": "*",
-        "@types/pg-types": "*"
+        "@types/node": "12.6.8",
+        "@types/pg-types": "1.11.4"
       }
     },
     "@types/pg-types": {
@@ -31,7 +31,7 @@
       "resolved": "https://registry.npmjs.org/@types/pg-types/-/pg-types-1.11.4.tgz",
       "integrity": "sha512-WdIiQmE347LGc1Vq3Ki8sk3iyCuLgnccqVzgxek6gEHp2H0p3MQ3jniIHt+bRODXKju4kNQ+mp53lmP5+/9moQ==",
       "requires": {
-        "moment": ">=2.14.0"
+        "moment": "2.24.0"
       }
     },
     "accepts": {
@@ -39,7 +39,7 @@
       "resolved": "https://registry.npmjs.org/accepts/-/accepts-1.3.7.tgz",
       "integrity": "sha512-Il80Qs2WjYlJIBNzNkK6KYqlVMTbZLXgHx2oT0pU/fjRHyEp+PEfEPY0R3WCwAGVOtauxh1hOxNgIf5bv7dQpA==",
       "requires": {
-        "mime-types": "~2.1.24",
+        "mime-types": "2.1.24",
         "negotiator": "0.6.2"
       }
     },
@@ -53,7 +53,7 @@
       "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-3.2.1.tgz",
       "integrity": "sha512-VT0ZI6kZRdTh8YyJw3SMbYm/u+NqfsAxEpWO0Pf9sq8/e94WxxOpPKx9FR1FlyCtOVDNOQ+8ntlqFxiRc+r5qA==",
       "requires": {
-        "color-convert": "^1.9.0"
+        "color-convert": "1.9.3"
       }
     },
     "argon2": {
@@ -61,9 +61,9 @@
       "resolved": "https://registry.npmjs.org/argon2/-/argon2-0.24.0.tgz",
       "integrity": "sha512-796movQU1LIW4egM+FH2mrgaTBtIhjEvuTx3sfw0W+Ijbk29IvKOh/i1IDAKCS9s6Y+2GdlPVU5q/gQZ3lyp5w==",
       "requires": {
-        "@phc/format": "^0.5.0",
-        "node-addon-api": "^1.6.3",
-        "node-gyp-build": "^4.1.0"
+        "@phc/format": "0.5.0",
+        "node-addon-api": "1.7.1",
+        "node-gyp-build": "4.1.0"
       }
     },
     "array-flatten": {
@@ -87,15 +87,15 @@
       "integrity": "sha512-dhEPs72UPbDnAQJ9ZKMNTP6ptJaionhP5cBb541nXPlW60Jepo9RV/a4fX4XWW9CuFNK22krhrj1+rgzifNCsw==",
       "requires": {
         "bytes": "3.1.0",
-        "content-type": "~1.0.4",
+        "content-type": "1.0.4",
         "debug": "2.6.9",
-        "depd": "~1.1.2",
+        "depd": "1.1.2",
         "http-errors": "1.7.2",
         "iconv-lite": "0.4.24",
-        "on-finished": "~2.3.0",
+        "on-finished": "2.3.0",
         "qs": "6.7.0",
         "raw-body": "2.4.0",
-        "type-is": "~1.6.17"
+        "type-is": "1.6.18"
       }
     },
     "brace-expansion": {
@@ -103,7 +103,7 @@
       "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.11.tgz",
       "integrity": "sha512-iCuPHDFgrHX7H2vEI/5xpz07zSHB00TpugqhmYtVmMO6518mCuRMoOYFldEBl0g187ufozdaHgWKcYFb61qGiA==",
       "requires": {
-        "balanced-match": "^1.0.0",
+        "balanced-match": "1.0.0",
         "concat-map": "0.0.1"
       }
     },
@@ -132,9 +132,9 @@
       "resolved": "https://registry.npmjs.org/cliui/-/cliui-5.0.0.tgz",
       "integrity": "sha512-PYeGSEmmHM6zvoef2w8TPzlrnNpXIjTipYK780YswmIP9vjxmd6Y2a3CB2Ks6/AU8NHjZugXvo8w3oWM2qnwXA==",
       "requires": {
-        "string-width": "^3.1.0",
-        "strip-ansi": "^5.2.0",
-        "wrap-ansi": "^5.1.0"
+        "string-width": "3.1.0",
+        "strip-ansi": "5.2.0",
+        "wrap-ansi": "5.1.0"
       }
     },
     "color-convert": {
@@ -166,7 +166,7 @@
       "integrity": "sha512-rOsfIOAcG82AWouK4/vBS/OKz3UPl2T/kP0irExmXJJOoWg2CmdfPLdx56bCoMUMFNh+7soQkQWCUC8DyemiwQ==",
       "optional": true,
       "requires": {
-        "json5": "^1.0.1"
+        "json5": "1.0.1"
       }
     },
     "content-disposition": {
@@ -197,11 +197,11 @@
       "resolved": "https://registry.npmjs.org/cross-spawn/-/cross-spawn-6.0.5.tgz",
       "integrity": "sha512-eTVLrBSt7fjbDygz805pMnstIs2VTBNkRm0qxZd+M7A5XDdxVRWO5MxGBXZhjY4cqLYLdtrGqRf8mBPmzwSpWQ==",
       "requires": {
-        "nice-try": "^1.0.4",
-        "path-key": "^2.0.1",
-        "semver": "^5.5.0",
-        "shebang-command": "^1.2.0",
-        "which": "^1.2.9"
+        "nice-try": "1.0.5",
+        "path-key": "2.0.1",
+        "semver": "5.7.0",
+        "shebang-command": "1.2.0",
+        "which": "1.3.1"
       }
     },
     "debug": {
@@ -238,7 +238,7 @@
       "resolved": "https://registry.npmjs.org/ecdsa-sig-formatter/-/ecdsa-sig-formatter-1.0.11.tgz",
       "integrity": "sha512-nagl3RYrbNv6kQkeJIpt6NJZy8twLB/2vtz6yN9Z4vRKHN4/QZJIEbqohALSgwKdnksuY3k5Addp5lg8sVoVcQ==",
       "requires": {
-        "safe-buffer": "^5.0.1"
+        "safe-buffer": "5.1.2"
       }
     },
     "ee-first": {
@@ -261,7 +261,7 @@
       "resolved": "https://registry.npmjs.org/end-of-stream/-/end-of-stream-1.4.1.tgz",
       "integrity": "sha512-1MkrZNvWTKCaigbn+W15elq2BB/L22nqrSY5DKlo3X6+vclJm8Bb5djXJBmEX6fS3+zCh/F4VBK5Z2KxJt4s2Q==",
       "requires": {
-        "once": "^1.4.0"
+        "once": "1.4.0"
       }
     },
     "escape-html": {
@@ -279,13 +279,13 @@
       "resolved": "https://registry.npmjs.org/execa/-/execa-1.0.0.tgz",
       "integrity": "sha512-adbxcyWV46qiHyvSp50TKt05tB4tK3HcmF7/nxfAdhnox83seTDbwnaqKO4sXRy7roHAIFqJP/Rw/AuEbX61LA==",
       "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"
+        "cross-spawn": "6.0.5",
+        "get-stream": "4.1.0",
+        "is-stream": "1.1.0",
+        "npm-run-path": "2.0.2",
+        "p-finally": "1.0.0",
+        "signal-exit": "3.0.2",
+        "strip-eof": "1.0.0"
       }
     },
     "express": {
@@ -293,36 +293,36 @@
       "resolved": "https://registry.npmjs.org/express/-/express-4.17.1.tgz",
       "integrity": "sha512-mHJ9O79RqluphRrcw2X/GTh3k9tVv8YcoyY4Kkh4WDMUYKRZUq0h1o0w2rrrxBqM7VoeUVqgb27xlEMXTnYt4g==",
       "requires": {
-        "accepts": "~1.3.7",
+        "accepts": "1.3.7",
         "array-flatten": "1.1.1",
         "body-parser": "1.19.0",
         "content-disposition": "0.5.3",
-        "content-type": "~1.0.4",
+        "content-type": "1.0.4",
         "cookie": "0.4.0",
         "cookie-signature": "1.0.6",
         "debug": "2.6.9",
-        "depd": "~1.1.2",
-        "encodeurl": "~1.0.2",
-        "escape-html": "~1.0.3",
-        "etag": "~1.8.1",
-        "finalhandler": "~1.1.2",
+        "depd": "1.1.2",
+        "encodeurl": "1.0.2",
+        "escape-html": "1.0.3",
+        "etag": "1.8.1",
+        "finalhandler": "1.1.2",
         "fresh": "0.5.2",
         "merge-descriptors": "1.0.1",
-        "methods": "~1.1.2",
-        "on-finished": "~2.3.0",
-        "parseurl": "~1.3.3",
+        "methods": "1.1.2",
+        "on-finished": "2.3.0",
+        "parseurl": "1.3.3",
         "path-to-regexp": "0.1.7",
-        "proxy-addr": "~2.0.5",
+        "proxy-addr": "2.0.5",
         "qs": "6.7.0",
-        "range-parser": "~1.2.1",
+        "range-parser": "1.2.1",
         "safe-buffer": "5.1.2",
         "send": "0.17.1",
         "serve-static": "1.14.1",
         "setprototypeof": "1.1.1",
-        "statuses": "~1.5.0",
-        "type-is": "~1.6.18",
+        "statuses": "1.5.0",
+        "type-is": "1.6.18",
         "utils-merge": "1.0.1",
-        "vary": "~1.1.2"
+        "vary": "1.1.2"
       }
     },
     "finalhandler": {
@@ -331,12 +331,12 @@
       "integrity": "sha512-aAWcW57uxVNrQZqFXjITpW3sIUQmHGG3qSb9mUah9MgMC4NeWhNOlNjXEYq3HjRAvL6arUviZGGJsBg6z0zsWA==",
       "requires": {
         "debug": "2.6.9",
-        "encodeurl": "~1.0.2",
-        "escape-html": "~1.0.3",
-        "on-finished": "~2.3.0",
-        "parseurl": "~1.3.3",
-        "statuses": "~1.5.0",
-        "unpipe": "~1.0.0"
+        "encodeurl": "1.0.2",
+        "escape-html": "1.0.3",
+        "on-finished": "2.3.0",
+        "parseurl": "1.3.3",
+        "statuses": "1.5.0",
+        "unpipe": "1.0.0"
       }
     },
     "find-up": {
@@ -344,7 +344,7 @@
       "resolved": "https://registry.npmjs.org/find-up/-/find-up-3.0.0.tgz",
       "integrity": "sha512-1yD6RmLI1XBfxugvORwlck6f75tYL+iR0jqwsOrOxMZyGYqUuDhJ0l4AXdO1iX/FTs9cBAMEk1gWSEx1kSbylg==",
       "requires": {
-        "locate-path": "^3.0.0"
+        "locate-path": "3.0.0"
       }
     },
     "forwarded": {
@@ -372,7 +372,7 @@
       "resolved": "https://registry.npmjs.org/get-stream/-/get-stream-4.1.0.tgz",
       "integrity": "sha512-GMat4EJ5161kIy2HevLlr4luNjBgvmj413KaQA7jt4V8B4RDsfpHk7WQ9GVqfYyyx8OS/L66Kox+rJRNklLK7w==",
       "requires": {
-        "pump": "^3.0.0"
+        "pump": "3.0.0"
       }
     },
     "glob": {
@@ -380,12 +380,12 @@
       "resolved": "https://registry.npmjs.org/glob/-/glob-7.1.4.tgz",
       "integrity": "sha512-hkLPepehmnKk41pUGm3sYxoFs/umurYfYJCerbXEyFIWcAzvpipAgVkBqqT9RBKMGjnq6kMuyYwha6csxbiM1A==",
       "requires": {
-        "fs.realpath": "^1.0.0",
-        "inflight": "^1.0.4",
-        "inherits": "2",
-        "minimatch": "^3.0.4",
-        "once": "^1.3.0",
-        "path-is-absolute": "^1.0.0"
+        "fs.realpath": "1.0.0",
+        "inflight": "1.0.6",
+        "inherits": "2.0.3",
+        "minimatch": "3.0.4",
+        "once": "1.4.0",
+        "path-is-absolute": "1.0.1"
       }
     },
     "http-errors": {
@@ -393,10 +393,10 @@
       "resolved": "https://registry.npmjs.org/http-errors/-/http-errors-1.7.2.tgz",
       "integrity": "sha512-uUQBt3H/cSIVfch6i1EuPNy/YsRSOUBXTVfZ+yR7Zjez3qjBz6i9+i4zjNaoqcoFVI4lQJ5plg63TvGfRSDCRg==",
       "requires": {
-        "depd": "~1.1.2",
+        "depd": "1.1.2",
         "inherits": "2.0.3",
         "setprototypeof": "1.1.1",
-        "statuses": ">= 1.5.0 < 2",
+        "statuses": "1.5.0",
         "toidentifier": "1.0.0"
       }
     },
@@ -405,7 +405,7 @@
       "resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.4.24.tgz",
       "integrity": "sha512-v3MXnZAcvnywkTUEZomIActle7RXXeedOR31wwl7VlyoXO4Qi9arvSenNQWne1TcRwhCL1HwLI21bEqdpj8/rA==",
       "requires": {
-        "safer-buffer": ">= 2.1.2 < 3"
+        "safer-buffer": "2.1.2"
       }
     },
     "inflight": {
@@ -413,8 +413,8 @@
       "resolved": "https://registry.npmjs.org/inflight/-/inflight-1.0.6.tgz",
       "integrity": "sha1-Sb1jMdfQLQwJvJEKEHW6gWW1bfk=",
       "requires": {
-        "once": "^1.3.0",
-        "wrappy": "1"
+        "once": "1.4.0",
+        "wrappy": "1.0.2"
       }
     },
     "inherits": {
@@ -453,7 +453,7 @@
       "integrity": "sha512-aKS4WQjPenRxiQsC93MNfjx+nbF4PAdYzmd/1JIj8HYzqfbu86beTuNgXDzPknWk0n0uARlyewZo4s++ES36Ow==",
       "optional": true,
       "requires": {
-        "minimist": "^1.2.0"
+        "minimist": "1.2.0"
       }
     },
     "jsonwebtoken": {
@@ -461,16 +461,16 @@
       "resolved": "https://registry.npmjs.org/jsonwebtoken/-/jsonwebtoken-8.5.1.tgz",
       "integrity": "sha512-XjwVfRS6jTMsqYs0EsuJ4LGxXV14zQybNd4L2r0UvbVnSF9Af8x7p5MzbJ90Ioz/9TI41/hTCvznF/loiSzn8w==",
       "requires": {
-        "jws": "^3.2.2",
-        "lodash.includes": "^4.3.0",
-        "lodash.isboolean": "^3.0.3",
-        "lodash.isinteger": "^4.0.4",
-        "lodash.isnumber": "^3.0.3",
-        "lodash.isplainobject": "^4.0.6",
-        "lodash.isstring": "^4.0.1",
-        "lodash.once": "^4.0.0",
-        "ms": "^2.1.1",
-        "semver": "^5.6.0"
+        "jws": "3.2.2",
+        "lodash.includes": "4.3.0",
+        "lodash.isboolean": "3.0.3",
+        "lodash.isinteger": "4.0.4",
+        "lodash.isnumber": "3.0.3",
+        "lodash.isplainobject": "4.0.6",
+        "lodash.isstring": "4.0.1",
+        "lodash.once": "4.1.1",
+        "ms": "2.1.2",
+        "semver": "5.7.0"
       },
       "dependencies": {
         "ms": {
@@ -487,7 +487,7 @@
       "requires": {
         "buffer-equal-constant-time": "1.0.1",
         "ecdsa-sig-formatter": "1.0.11",
-        "safe-buffer": "^5.0.1"
+        "safe-buffer": "5.1.2"
       }
     },
     "jws": {
@@ -495,8 +495,8 @@
       "resolved": "https://registry.npmjs.org/jws/-/jws-3.2.2.tgz",
       "integrity": "sha512-YHlZCB6lMTllWDtSPHz/ZXTsi8S00usEV6v1tjq8tOUZzw7DpSDWVXjXDre6ed1w/pd495ODpHZYSdkRTsa0HA==",
       "requires": {
-        "jwa": "^1.4.1",
-        "safe-buffer": "^5.0.1"
+        "jwa": "1.4.1",
+        "safe-buffer": "5.1.2"
       }
     },
     "lcid": {
@@ -504,7 +504,7 @@
       "resolved": "https://registry.npmjs.org/lcid/-/lcid-2.0.0.tgz",
       "integrity": "sha512-avPEb8P8EGnwXKClwsNUgryVjllcRqtMYa49NTsbQagYuT1DcXnl1915oxWjoyGrXR6zH/Y0Zc96xWsPcoDKeA==",
       "requires": {
-        "invert-kv": "^2.0.0"
+        "invert-kv": "2.0.0"
       }
     },
     "locate-path": {
@@ -512,8 +512,8 @@
       "resolved": "https://registry.npmjs.org/locate-path/-/locate-path-3.0.0.tgz",
       "integrity": "sha512-7AO748wWnIhNqAuaty2ZWHkQHRSNfPVIsPIfwEOWO22AmaoVrWavlOcMR5nzTLNYvp36X220/maaRsrec1G65A==",
       "requires": {
-        "p-locate": "^3.0.0",
-        "path-exists": "^3.0.0"
+        "p-locate": "3.0.0",
+        "path-exists": "3.0.0"
       }
     },
     "lodash": {
@@ -566,7 +566,7 @@
       "resolved": "https://registry.npmjs.org/map-age-cleaner/-/map-age-cleaner-0.1.3.tgz",
       "integrity": "sha512-bJzx6nMoP6PDLPBFmg7+xRKeFZvFboMrGlxmNj9ClvX53KrmvM5bXFXEWjbz4cz1AFn+jWJ9z/DJSz7hrs0w3w==",
       "requires": {
-        "p-defer": "^1.0.0"
+        "p-defer": "1.0.0"
       }
     },
     "massive": {
@@ -598,9 +598,9 @@
       "resolved": "https://registry.npmjs.org/mem/-/mem-4.3.0.tgz",
       "integrity": "sha512-qX2bG48pTqYRVmDB37rn/6PT7LcR8T7oAX3bf99u1Tt1nzxYfxkgqDwUwolPlXweM0XzBOBFzSx4kfp7KP1s/w==",
       "requires": {
-        "map-age-cleaner": "^0.1.1",
-        "mimic-fn": "^2.0.0",
-        "p-is-promise": "^2.0.0"
+        "map-age-cleaner": "0.1.3",
+        "mimic-fn": "2.1.0",
+        "p-is-promise": "2.1.0"
       }
     },
     "merge-descriptors": {
@@ -641,7 +641,7 @@
       "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-3.0.4.tgz",
       "integrity": "sha512-yJHVQEhyqPLUTgt9B83PXu6W3rx4MvvHvSUvToogpwoGDOUQ+yDrR0HRot+yOCdCO7u4hX3pWft6kWBBcqh0UA==",
       "requires": {
-        "brace-expansion": "^1.1.7"
+        "brace-expansion": "1.1.11"
       }
     },
     "minimist": {
@@ -700,12 +700,12 @@
       "resolved": "https://registry.npmjs.org/node-pg-migrate/-/node-pg-migrate-3.21.1.tgz",
       "integrity": "sha512-gTd8NquEcJjhkT96iwnch6DyAdZ9bhi+avdAvV4kPw/ya7T4OijUoSNVJzCodCG2kIjv+fjssnZHC/LzEQdewg==",
       "requires": {
-        "@types/pg": "^7.4.0",
-        "config": ">=1.0.0",
-        "dotenv": ">=1.0.0",
-        "lodash": "~4.17.0",
-        "mkdirp": "~0.5.0",
-        "yargs": "~13.2.0"
+        "@types/pg": "7.4.14",
+        "config": "3.2.2",
+        "dotenv": "8.0.0",
+        "lodash": "4.17.15",
+        "mkdirp": "0.5.1",
+        "yargs": "13.2.4"
       }
     },
     "npm-run-path": {
@@ -713,7 +713,7 @@
       "resolved": "https://registry.npmjs.org/npm-run-path/-/npm-run-path-2.0.2.tgz",
       "integrity": "sha1-NakjLfo11wZ7TLLd8jV7GHFTbF8=",
       "requires": {
-        "path-key": "^2.0.0"
+        "path-key": "2.0.1"
       }
     },
     "on-finished": {
@@ -729,7 +729,7 @@
       "resolved": "https://registry.npmjs.org/once/-/once-1.4.0.tgz",
       "integrity": "sha1-WDsap3WWHUsROsF9nFC6753Xa9E=",
       "requires": {
-        "wrappy": "1"
+        "wrappy": "1.0.2"
       }
     },
     "os-locale": {
@@ -737,9 +737,9 @@
       "resolved": "https://registry.npmjs.org/os-locale/-/os-locale-3.1.0.tgz",
       "integrity": "sha512-Z8l3R4wYWM40/52Z+S265okfFj8Kt2cC2MKY+xNi3kFs+XGI7WXu/I309QQQYbRW4ijiZ+yxs9pqEhJh0DqW3Q==",
       "requires": {
-        "execa": "^1.0.0",
-        "lcid": "^2.0.0",
-        "mem": "^4.0.0"
+        "execa": "1.0.0",
+        "lcid": "2.0.0",
+        "mem": "4.3.0"
       }
     },
     "p-defer": {
@@ -762,7 +762,7 @@
       "resolved": "https://registry.npmjs.org/p-limit/-/p-limit-2.2.0.tgz",
       "integrity": "sha512-pZbTJpoUsCzV48Mc9Nh51VbwO0X9cuPFE8gYwx9BTCt9SF8/b7Zljd2fVgOxhIF/HDTKgpVzs+GPhyKfjLLFRQ==",
       "requires": {
-        "p-try": "^2.0.0"
+        "p-try": "2.2.0"
       }
     },
     "p-locate": {
@@ -770,7 +770,7 @@
       "resolved": "https://registry.npmjs.org/p-locate/-/p-locate-3.0.0.tgz",
       "integrity": "sha512-x+12w/To+4GFfgJhBEpiDcLozRJGegY+Ei7/z0tSLkMmxGZNybVMSfWj9aJn8Z5Fc7dBUNJOOVgPv2H7IwulSQ==",
       "requires": {
-        "p-limit": "^2.0.0"
+        "p-limit": "2.2.0"
       }
     },
     "p-try": {
@@ -809,16 +809,16 @@
       "integrity": "sha1-32BBeABfUi8V60SQ5yR6G/qmf4w="
     },
     "pg": {
-      "version": "7.11.0",
-      "resolved": "https://registry.npmjs.org/pg/-/pg-7.11.0.tgz",
-      "integrity": "sha512-YO4V7vCmEMGoF390LJaFaohWNKaA2ayoQOEZmiHVcAUF+YsRThpf/TaKCgSvsSE7cDm37Q/Cy3Gz41xiX/XjTw==",
+      "version": "7.12.0",
+      "resolved": "https://registry.npmjs.org/pg/-/pg-7.12.0.tgz",
+      "integrity": "sha512-q54Ic0oBXfDZMwheP8ALeUX32TUXvF7SNgAlZjyhkDuFCJkQCgcLBz0Be5uOrAj3ljSok/CI9lRbYzEko0z1Zw==",
       "requires": {
         "buffer-writer": "2.0.0",
         "packet-reader": "1.0.0",
         "pg-connection-string": "0.1.3",
-        "pg-pool": "^2.0.4",
-        "pg-types": "~2.0.0",
-        "pgpass": "1.x",
+        "pg-pool": "2.0.6",
+        "pg-types": "2.0.1",
+        "pgpass": "1.0.2",
         "semver": "4.3.2"
       },
       "dependencies": {
@@ -864,6 +864,27 @@
         "pg": "7.11.0",
         "pg-minify": "1.4.1",
         "spex": "2.2.0"
+      },
+      "dependencies": {
+        "pg": {
+          "version": "7.11.0",
+          "resolved": "https://registry.npmjs.org/pg/-/pg-7.11.0.tgz",
+          "integrity": "sha512-YO4V7vCmEMGoF390LJaFaohWNKaA2ayoQOEZmiHVcAUF+YsRThpf/TaKCgSvsSE7cDm37Q/Cy3Gz41xiX/XjTw==",
+          "requires": {
+            "buffer-writer": "2.0.0",
+            "packet-reader": "1.0.0",
+            "pg-connection-string": "0.1.3",
+            "pg-pool": "2.0.6",
+            "pg-types": "2.0.1",
+            "pgpass": "1.0.2",
+            "semver": "4.3.2"
+          }
+        },
+        "semver": {
+          "version": "4.3.2",
+          "resolved": "https://registry.npmjs.org/semver/-/semver-4.3.2.tgz",
+          "integrity": "sha1-x6BxWKgL7dBSNVt3DYLWZA+AO+c="
+        }
       }
     },
     "pg-query-stream": {
@@ -880,10 +901,10 @@
       "integrity": "sha512-b7y6QM1VF5nOeX9ukMQ0h8a9z89mojrBHXfJeSug4mhL0YpxNBm83ot2TROyoAmX/ZOX3UbwVO4EbH7i1ZZNiw==",
       "requires": {
         "pg-int8": "1.0.1",
-        "postgres-array": "~2.0.0",
-        "postgres-bytea": "~1.0.0",
-        "postgres-date": "~1.0.4",
-        "postgres-interval": "^1.1.0"
+        "postgres-array": "2.0.0",
+        "postgres-bytea": "1.0.0",
+        "postgres-date": "1.0.4",
+        "postgres-interval": "1.2.0"
       }
     },
     "pgpass": {
@@ -891,7 +912,7 @@
       "resolved": "https://registry.npmjs.org/pgpass/-/pgpass-1.0.2.tgz",
       "integrity": "sha1-Knu0G2BltnkH6R2hsHwYR8h3swY=",
       "requires": {
-        "split": "^1.0.0"
+        "split": "1.0.1"
       }
     },
     "postgres-array": {
@@ -914,7 +935,7 @@
       "resolved": "https://registry.npmjs.org/postgres-interval/-/postgres-interval-1.2.0.tgz",
       "integrity": "sha512-9ZhXKM/rw350N1ovuWHbGxnGh/SNJ4cnxHiM0rxE4VN41wsg8P8zWn9hv/buK00RP4WvlOyr/RBDiptyxVbkZQ==",
       "requires": {
-        "xtend": "^4.0.0"
+        "xtend": "4.0.2"
       }
     },
     "proxy-addr": {
@@ -922,7 +943,7 @@
       "resolved": "https://registry.npmjs.org/proxy-addr/-/proxy-addr-2.0.5.tgz",
       "integrity": "sha512-t/7RxHXPH6cJtP0pRG6smSr9QJidhB+3kXu0KgXnbGYMgzEnUxRQ4/LDdfOwZEMyIh3/xHb8PX3t+lfL9z+YVQ==",
       "requires": {
-        "forwarded": "~0.1.2",
+        "forwarded": "0.1.2",
         "ipaddr.js": "1.9.0"
       }
     },
@@ -931,8 +952,8 @@
       "resolved": "https://registry.npmjs.org/pump/-/pump-3.0.0.tgz",
       "integrity": "sha512-LwZy+p3SFs1Pytd/jYct4wpv49HiYCqd9Rlc5ZVdk0V+8Yzv6jR5Blk3TRmPL1ft69TxP0IMZGJ+WPFU2BFhww==",
       "requires": {
-        "end-of-stream": "^1.1.0",
-        "once": "^1.3.1"
+        "end-of-stream": "1.4.1",
+        "once": "1.4.0"
       }
     },
     "qs": {
@@ -987,18 +1008,18 @@
       "integrity": "sha512-BsVKsiGcQMFwT8UxypobUKyv7irCNRHk1T0G680vk88yf6LBByGcZJOTJCrTP2xVN6yI+XjPJcNuE3V4fT9sAg==",
       "requires": {
         "debug": "2.6.9",
-        "depd": "~1.1.2",
-        "destroy": "~1.0.4",
-        "encodeurl": "~1.0.2",
-        "escape-html": "~1.0.3",
-        "etag": "~1.8.1",
+        "depd": "1.1.2",
+        "destroy": "1.0.4",
+        "encodeurl": "1.0.2",
+        "escape-html": "1.0.3",
+        "etag": "1.8.1",
         "fresh": "0.5.2",
-        "http-errors": "~1.7.2",
+        "http-errors": "1.7.2",
         "mime": "1.6.0",
         "ms": "2.1.1",
-        "on-finished": "~2.3.0",
-        "range-parser": "~1.2.1",
-        "statuses": "~1.5.0"
+        "on-finished": "2.3.0",
+        "range-parser": "1.2.1",
+        "statuses": "1.5.0"
       },
       "dependencies": {
         "ms": {
@@ -1013,9 +1034,9 @@
       "resolved": "https://registry.npmjs.org/serve-static/-/serve-static-1.14.1.tgz",
       "integrity": "sha512-JMrvUwE54emCYWlTI+hGrGv5I8dEwmco/00EvkzIIsR7MqrHonbD9pO2MOfFnpFntl7ecpZs+3mW+XbQZu9QCg==",
       "requires": {
-        "encodeurl": "~1.0.2",
-        "escape-html": "~1.0.3",
-        "parseurl": "~1.3.3",
+        "encodeurl": "1.0.2",
+        "escape-html": "1.0.3",
+        "parseurl": "1.3.3",
         "send": "0.17.1"
       }
     },
@@ -1034,7 +1055,7 @@
       "resolved": "https://registry.npmjs.org/shebang-command/-/shebang-command-1.2.0.tgz",
       "integrity": "sha1-RKrGW2lbAzmJaMOfNj/uXer98eo=",
       "requires": {
-        "shebang-regex": "^1.0.0"
+        "shebang-regex": "1.0.0"
       }
     },
     "shebang-regex": {
@@ -1057,7 +1078,7 @@
       "resolved": "https://registry.npmjs.org/split/-/split-1.0.1.tgz",
       "integrity": "sha512-mTyOoPbrivtXnwnIxZRFYRrPNtEFKlpB2fvjSnCQUiAA6qAZzqwna5envK4uk6OIeP17CsdF3rSBGYVBsU0Tkg==",
       "requires": {
-        "through": "2"
+        "through": "2.3.8"
       }
     },
     "statuses": {
@@ -1070,9 +1091,9 @@
       "resolved": "https://registry.npmjs.org/string-width/-/string-width-3.1.0.tgz",
       "integrity": "sha512-vafcv6KjVZKSgz06oM/H6GDBrAtz8vdhQakGjFIvNrHA6y3HCF1CInLy+QLq8dTJPQ1b+KDUqDFctkdRW44e1w==",
       "requires": {
-        "emoji-regex": "^7.0.1",
-        "is-fullwidth-code-point": "^2.0.0",
-        "strip-ansi": "^5.1.0"
+        "emoji-regex": "7.0.3",
+        "is-fullwidth-code-point": "2.0.0",
+        "strip-ansi": "5.2.0"
       }
     },
     "strip-ansi": {
@@ -1080,7 +1101,7 @@
       "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-5.2.0.tgz",
       "integrity": "sha512-DuRs1gKbBqsMKIZlrffwlug8MHkcnpjs5VPmL1PAh+mA30U0DTotfDZ0d2UUsXpPmPmMMJ6W773MaA3J+lbiWA==",
       "requires": {
-        "ansi-regex": "^4.1.0"
+        "ansi-regex": "4.1.0"
       }
     },
     "strip-eof": {
@@ -1104,7 +1125,7 @@
       "integrity": "sha512-TkRKr9sUTxEH8MdfuCSP7VizJyzRNMjj2J2do2Jr3Kym598JVdEksuzPQCnlFPW4ky9Q+iA+ma9BGm06XQBy8g==",
       "requires": {
         "media-typer": "0.3.0",
-        "mime-types": "~2.1.24"
+        "mime-types": "2.1.24"
       }
     },
     "unpipe": {
@@ -1127,7 +1148,7 @@
       "resolved": "https://registry.npmjs.org/which/-/which-1.3.1.tgz",
       "integrity": "sha512-HxJdYWq1MTIQbJ3nw0cqssHoTNU267KlrDuGZ1WYlxDStUtKUhOaJmh112/TZmHxxUfuJqPXSOm7tDyas0OSIQ==",
       "requires": {
-        "isexe": "^2.0.0"
+        "isexe": "2.0.0"
       }
     },
     "which-module": {
@@ -1140,9 +1161,9 @@
       "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-5.1.0.tgz",
       "integrity": "sha512-QC1/iN/2/RPVJ5jYK8BGttj5z83LmSKmvbvrXPNCLZSEb32KKVDJDl/MOt2N01qU2H/FkzEa9PKto1BqDjtd7Q==",
       "requires": {
-        "ansi-styles": "^3.2.0",
-        "string-width": "^3.0.0",
-        "strip-ansi": "^5.0.0"
+        "ansi-styles": "3.2.1",
+        "string-width": "3.1.0",
+        "strip-ansi": "5.2.0"
       }
     },
     "wrappy": {
@@ -1165,17 +1186,17 @@
       "resolved": "https://registry.npmjs.org/yargs/-/yargs-13.2.4.tgz",
       "integrity": "sha512-HG/DWAJa1PAnHT9JAhNa8AbAv3FPaiLzioSjCcmuXXhP8MlpHO5vwls4g4j6n30Z74GVQj8Xa62dWVx1QCGklg==",
       "requires": {
-        "cliui": "^5.0.0",
-        "find-up": "^3.0.0",
-        "get-caller-file": "^2.0.1",
-        "os-locale": "^3.1.0",
-        "require-directory": "^2.1.1",
-        "require-main-filename": "^2.0.0",
-        "set-blocking": "^2.0.0",
-        "string-width": "^3.0.0",
-        "which-module": "^2.0.0",
-        "y18n": "^4.0.0",
-        "yargs-parser": "^13.1.0"
+        "cliui": "5.0.0",
+        "find-up": "3.0.0",
+        "get-caller-file": "2.0.5",
+        "os-locale": "3.1.0",
+        "require-directory": "2.1.1",
+        "require-main-filename": "2.0.0",
+        "set-blocking": "2.0.0",
+        "string-width": "3.1.0",
+        "which-module": "2.0.0",
+        "y18n": "4.0.0",
+        "yargs-parser": "13.1.1"
       }
     },
     "yargs-parser": {
@@ -1183,8 +1204,8 @@
       "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-13.1.1.tgz",
       "integrity": "sha512-oVAVsHz6uFrg3XQheFII8ESO2ssAf9luWuAd6Wexsu4F3OtIW0o8IribPXYrD4WC24LWtPrJlGy87y5udK+dxQ==",
       "requires": {
-        "camelcase": "^5.0.0",
-        "decamelize": "^1.2.0"
+        "camelcase": "5.3.1",
+        "decamelize": "1.2.0"
       }
     }
   }
diff --git a/package.json b/package.json
index 34e0690..853d061 100644
--- a/package.json
+++ b/package.json
@@ -15,6 +15,6 @@
     "jsonwebtoken": "^8.5.1",
     "massive": "^5.11.2",
     "node-pg-migrate": "^3.21.1",
-    "pg": "^7.11.0"
+    "pg": "^7.12.0"
   }
 }
diff --git a/server/controllers/users.js b/server/controllers/users.js
new file mode 100644
index 0000000..82e2c24
--- /dev/null
+++ b/server/controllers/users.js
@@ -0,0 +1,93 @@
+const argon2 = require('argon2');
+const jwt = require('jsonwebtoken');
+const secret = require('../../secret');
+
+function register(req, res) {
+    const db = req.app.get('db');
+    const { username, email, password } = req.body;
+
+    argon2
+        .hash(password)
+        .then(hash => {
+            return db.users.insert(
+                {
+                    username,
+                    email,
+                    password: hash,
+                },
+                {
+                    fields: ['id', 'username', 'email'],
+                }
+            );
+        })
+        .then(user => {
+            const token = jwt.sign({ userId: user.id }, secret);
+
+            res.status(201).json({ ...user, token });
+        })
+        .catch(err => {
+            console.error(err);
+            res.status(500).end();
+        });
+}
+
+function webToken(req, res) {
+        if (!req.headers.authorization) {
+            return res.status(401).end();
+        }
+
+        try {
+            const token = req.headers.authorization.split(' ')[1];
+            jwt.verify(token, secret);
+            res.status(200).json({ data: 'here is the protected data' });
+        } catch (err) {
+            console.error(err);
+            res.status(401).end();
+        }
+}
+
+function login(req, res) {
+    const db = req.app.get('db');
+    const { username, password } = req.body;
+
+    db.users
+        .findOne(
+            {
+                username,
+            },
+            {
+                fields: ['id', 'username', 'email', 'password'],
+            }
+        )
+        .then(user => {
+            if (!user) {
+                throw new Error('Invalid username');
+            }
+
+            return argon2.verify(user.password, password).then(valid => {
+                if (!valid) {
+                    throw new Error('Incorrect password');
+                }
+
+                const token = jwt.sign({ userId: user.id }, secret);
+                delete user.password;
+                res.status(200).json({ ...user, token });
+            }); 
+        })
+        .catch(err => {
+            if (
+                ['Invalid username', 'Incorrect password'].includes(err.message)
+            ) {
+                res.status(400).json({ error: err.message });
+            } else {
+                console.error(err);
+                res.status(500).end();
+            }
+        });
+}
+
+module.exports = {
+    register,
+    webToken,
+    login
+};
\ No newline at end of file
diff --git a/server/index.js b/server/index.js
new file mode 100644
index 0000000..afd7e60
--- /dev/null
+++ b/server/index.js
@@ -0,0 +1,30 @@
+const express = require('express');
+const massive = require('massive');
+
+//CONTROLLERS
+const users = require('./controllers/users');
+
+massive({
+    host: 'localhost',
+    port: 5432,
+    database: 'node4db',
+    user: 'postgres',
+    password: 'node4db',
+}).then(db => {
+    const app = express();
+
+    app.set('db', db);
+
+    app.use(express.json());
+
+    const PORT = 3001;
+
+    app.post('/api/register', users.register);
+    app.get('/api/protected/data', users.webToken);
+    app.post('/api/login', users.login);
+
+    app.listen(PORT, () => {
+        console.log(`Server listening on port ${PORT}`);
+    });
+
+});
\ No newline at end of file