diff --git a/.env b/.env
index 92375a8..0cff0a0 100644
--- a/.env
+++ b/.env
@@ -1,7 +1,6 @@
 ##################
 #### HTTP
-DJANGO_BIND_ADDRESS=0.0.0.0
-DJANGO_BIND_PORT=8000
+PORT=8000
 
 ##################
 #### Database engine
diff --git a/Dockerfile b/Dockerfile
index d4382cd..9eee549 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,9 +1,18 @@
 FROM python:3.7.3-slim-stretch
 
+# In order to have OUTPUT from Heroku
+RUN apt-get update && apt-get install curl -y
+
+RUN groupadd --system app-user && adduser --system --ingroup app-user app-user
+
 WORKDIR /app
 
-COPY . /app
+COPY --chown=app-user:app-user . /app
 
 RUN python -m pip install --upgrade pip && \
     pip install pipenv && \
     pipenv install --system --deploy --ignore-pipfile
+
+USER app-user
+
+CMD gunicorn -cfile:gunicorn_config.ini -b 0.0.0.0:${PORT} django_graphql_playground.wsgi
diff --git a/Pipfile b/Pipfile
index 454ed34..3dde30f 100644
--- a/Pipfile
+++ b/Pipfile
@@ -27,6 +27,9 @@ drf-extensions = "*"
 graphene-django = "*"
 # Database driver
 psycopg2-binary = "*"
+### WSGI
+gunicorn = "*"
+gevent = "*"
 ### GraphQL clients
 graphqlclient = "*"
 gql = "*"
diff --git a/Pipfile.lock b/Pipfile.lock
index 5515ed3..101bb8a 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "f546cba5dab4bbe5e02c55104db03258a6b726fdb39bbb127b7f675bb5d5cbe9"
+            "sha256": "f75fe4bfdaedc0ed85b532624100cdd2e2f81488aef57bfcd055e65e84a6eefa"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -18,17 +18,17 @@
     "default": {
         "aniso8601": {
             "hashes": [
-                "sha256:7849749cf00ae0680ad2bdfe4419c7a662bef19c03691a19e008c8b9a5267802",
-                "sha256:94f90871fcd314a458a3d4eca1c84448efbd200e86f55fe4c733c7a40149ef50"
+                "sha256:b8a6a9b24611fc50cf2d9b45d371bfdc4fd0581d1cc52254f5502130a776d4af",
+                "sha256:bb167645c79f7a438f9dfab6161af9bed75508c645b1f07d1158240841d22673"
             ],
-            "version": "==3.0.2"
+            "version": "==6.0.0"
         },
         "certifi": {
             "hashes": [
-                "sha256:59b7658e26ca9c7339e00f8f4636cdfe59d34fa37b9b04f6f9e9926b3cece1a5",
-                "sha256:b26104d6835d1f5e49452a26eb2ff87fe7090b89dfcaee5ea2212697e1e1d7ae"
+                "sha256:046832c04d4e752f37383b628bc601a7ea7211496b4638f6514d0e5b9acc4939",
+                "sha256:945e3ba63a0b9f577b1395204e13c3a231f9bc0223888be653286534e5873695"
             ],
-            "version": "==2019.3.9"
+            "version": "==2019.6.16"
         },
         "chardet": {
             "hashes": [
@@ -39,11 +39,11 @@
         },
         "django": {
             "hashes": [
-                "sha256:6fcc3cbd55b16f9a01f37de8bcbe286e0ea22e87096557f1511051780338eaea",
-                "sha256:bb407d0bb46395ca1241f829f5bd03f7e482f97f7d1936e26e98dacb201ed4ec"
+                "sha256:753d30d3eb078064d2ddadfea65083c9848074a7f93d7b4dc7fa6b1380d278f5",
+                "sha256:7cb67e8b934fab23b6daed7144da52e8a25a47eba7f360ca43d2b448506b01ad"
             ],
             "index": "pypi",
-            "version": "==2.2.1"
+            "version": "==2.2.2"
         },
         "django-filter": {
             "hashes": [
@@ -69,6 +69,32 @@
             "index": "pypi",
             "version": "==0.5.0"
         },
+        "gevent": {
+            "hashes": [
+                "sha256:018677cd18b9e8f20d118fc425ffde9b7ce281aa39d66a9b689153bfaa40661d",
+                "sha256:0835990d528f1b613df99816b409d4916dee487e87289837375a49772e748a29",
+                "sha256:09120f9c75af384f8ac65b8459e033fd99ab5fd665b3c01e3a2470c39c3cf60b",
+                "sha256:0bd38a07e723f5a7feea267a3cf7a19db65583552b5d2960050df1208e396f2b",
+                "sha256:1141c62acee22328436cb09a7e1bcc6f652e88cf913d5de1066b38b6af7e221d",
+                "sha256:17a9686ed963c7f0d370bc096b0c91e19d99f2e04f65a5de2695577e1071d887",
+                "sha256:1acf2cb1b8c3c34f53397d7e5a1f883b1697fc5fd49789887583c3121332bdca",
+                "sha256:34d2d1dfade0f83f8938f69c981f1b281a8756d6cabcc60daa1ee3f3f1f1e5f2",
+                "sha256:63d9deb376144836e760207c2d7cd009b3b6a2e01f3634dcfc07d9d3b396cfe4",
+                "sha256:66f87af4894de2f2a739776737b47088770554003ddcf706ce8567d2e48a1c78",
+                "sha256:6c08d260cae5b28d6a8d3a26e2a8759e65b1585877ce218f5140f465b0c6f846",
+                "sha256:76d3a9575c86c3f6d865d2688adb6bf6eb43bb9dd90136224c746535137133eb",
+                "sha256:80a6da1437e3b6afe197477bbf80c7d0a6efa3265f99c3064e2a17d811485a9f",
+                "sha256:8fa234dadacf8e1920c088bd7ee2220a2a5e45f098b6f603995bb3e4bb27877a",
+                "sha256:9b324d004229e438f8c0cbe7617c06acaf6c9d9df400615249f39704d0fbb5c7",
+                "sha256:b3b17b3e41d7f531d30d1461deccb346bba7a54f09a7f4a1686abf6c2731acb6",
+                "sha256:c3afebb579423081b29a800d65838fe79292f7adf85e72f0734bd628bffbf624",
+                "sha256:c59a7e837023db0b1c69a22820732d49f52cdb9a18c2d828cfce09f8dacd9f7d",
+                "sha256:de2bed77aca19ad915293a916c67cff8eb36e3616828d91e2ed4cc16f1d9f967",
+                "sha256:df9c99c4e23e795f342b9bb489f209f569fb549095b7b3ca1b31bd2c6a2106d7"
+            ],
+            "index": "pypi",
+            "version": "==1.5a1"
+        },
         "gql": {
             "hashes": [
                 "sha256:d20cf1eb1c6d54558174a3dcc3cf1ca0e07678cb1123804c2e165838238350f4"
@@ -78,25 +104,25 @@
         },
         "graphene": {
             "hashes": [
-                "sha256:b8ec446d17fa68721636eaad3d6adc1a378cb6323e219814c8f98c9928fc9642",
-                "sha256:faa26573b598b22ffd274e2fd7a4c52efa405dcca96e01a62239482246248aa3"
+                "sha256:2ac16d6bb3bdba4da3daa0f6d15b74ac585ed6a016980f502c77c3e687c763bb",
+                "sha256:fcbcb24ee960b2c768de4285fbd025aa98eed4ecb6a679bbd41985b05b4008c5"
             ],
-            "version": "==2.1.3"
+            "version": "==2.1.6"
         },
         "graphene-django": {
             "hashes": [
-                "sha256:3afd81d47c8b702650e05cc1179fac1cfceae991d241bb164d51f28bed9ec95c",
-                "sha256:760a18068feb5457e2ec00d2447c09b2fbac2a6b8c32cc8be2abce3752107ad3"
+                "sha256:7720a459da5bc99fba251f697c4d41858612bf1a36096326af86739dd31705f3",
+                "sha256:f155cfbd9d201604c3f681ef6b824cc693263946cfdf9ba140880994285016d4"
             ],
             "index": "pypi",
-            "version": "==2.2.0"
+            "version": "==2.3.2"
         },
         "graphql-core": {
             "hashes": [
-                "sha256:889e869be5574d02af77baf1f30b5db9ca2959f1c9f5be7b2863ead5a3ec6181",
-                "sha256:9462e22e32c7f03b667373ec0a84d95fba10e8ce2ead08f29fbddc63b671b0c1"
+                "sha256:60ef8277b82aaad49e87154a0288a9542a82a63909568375712f826b1c280ef5",
+                "sha256:6288fe97c32d2f868a2dfe62e766dc85d48c96c1d085294edf44714190f2e4f3"
             ],
-            "version": "==2.1"
+            "version": "==2.2"
         },
         "graphql-relay": {
             "hashes": [
@@ -111,6 +137,39 @@
             "index": "pypi",
             "version": "==0.2.4"
         },
+        "greenlet": {
+            "hashes": [
+                "sha256:000546ad01e6389e98626c1367be58efa613fa82a1be98b0c6fc24b563acc6d0",
+                "sha256:0d48200bc50cbf498716712129eef819b1729339e34c3ae71656964dac907c28",
+                "sha256:23d12eacffa9d0f290c0fe0c4e81ba6d5f3a5b7ac3c30a5eaf0126bf4deda5c8",
+                "sha256:37c9ba82bd82eb6a23c2e5acc03055c0e45697253b2393c9a50cef76a3985304",
+                "sha256:51503524dd6f152ab4ad1fbd168fc6c30b5795e8c70be4410a64940b3abb55c0",
+                "sha256:8041e2de00e745c0e05a502d6e6db310db7faa7c979b3a5877123548a4c0b214",
+                "sha256:81fcd96a275209ef117e9ec91f75c731fa18dcfd9ffaa1c0adbdaa3616a86043",
+                "sha256:853da4f9563d982e4121fed8c92eea1a4594a2299037b3034c3c898cb8e933d6",
+                "sha256:8b4572c334593d449113f9dc8d19b93b7b271bdbe90ba7509eb178923327b625",
+                "sha256:9416443e219356e3c31f1f918a91badf2e37acf297e2fa13d24d1cc2380f8fbc",
+                "sha256:9854f612e1b59ec66804931df5add3b2d5ef0067748ea29dc60f0efdcda9a638",
+                "sha256:99a26afdb82ea83a265137a398f570402aa1f2b5dfb4ac3300c026931817b163",
+                "sha256:a19bf883b3384957e4a4a13e6bd1ae3d85ae87f4beb5957e35b0be287f12f4e4",
+                "sha256:a9f145660588187ff835c55a7d2ddf6abfc570c2651c276d3d4be8a2766db490",
+                "sha256:ac57fcdcfb0b73bb3203b58a14501abb7e5ff9ea5e2edfa06bb03035f0cff248",
+                "sha256:bcb530089ff24f6458a81ac3fa699e8c00194208a724b644ecc68422e1111939",
+                "sha256:beeabe25c3b704f7d56b573f7d2ff88fc99f0138e43480cecdfcaa3b87fe4f87",
+                "sha256:d634a7ea1fc3380ff96f9e44d8d22f38418c1c381d5fac680b272d7d90883720",
+                "sha256:d97b0661e1aead761f0ded3b769044bb00ed5d33e1ec865e891a8b128bf7c656"
+            ],
+            "markers": "platform_python_implementation == 'CPython'",
+            "version": "==0.4.15"
+        },
+        "gunicorn": {
+            "hashes": [
+                "sha256:aa8e0b40b4157b36a5df5e599f45c9c76d6af43845ba3b3b0efe2c70473c2471",
+                "sha256:fa2662097c66f920f53f70621c6c58ca4a3c4d3434205e608e121b5b3b71f4f3"
+            ],
+            "index": "pypi",
+            "version": "==19.9.0"
+        },
         "idna": {
             "hashes": [
                 "sha256:c357b3f628cf53ae2c4c05627ecc484553142ca23264e593d327bcde5e9c3407",
@@ -127,37 +186,37 @@
         },
         "psycopg2-binary": {
             "hashes": [
-                "sha256:007ca0df127b1862fc010125bc4100b7a630efc6841047bd11afceadb4754611",
-                "sha256:03c49e02adf0b4d68f422fdbd98f7a7c547beb27e99a75ed02298f85cb48406a",
-                "sha256:0a1232cdd314e08848825edda06600455ad2a7adaa463ebfb12ece2d09f3370e",
-                "sha256:131c80d0958c89273d9720b9adf9df1d7600bb3120e16019a7389ab15b079af5",
-                "sha256:2de34cc3b775724623f86617d2601308083176a495f5b2efc2bbb0da154f483a",
-                "sha256:2eddc31500f73544a2a54123d4c4b249c3c711d31e64deddb0890982ea37397a",
-                "sha256:484f6c62bdc166ee0e5be3aa831120423bf399786d1f3b0304526c86180fbc0b",
-                "sha256:4c2d9369ed40b4a44a8ccd6bc3a7db6272b8314812d2d1091f95c4c836d92e06",
-                "sha256:70f570b5fa44413b9f30dbc053d17ef3ce6a4100147a10822f8662e58d473656",
-                "sha256:7a2b5b095f3bd733aab101c89c0e1a3f0dfb4ebdc26f6374805c086ffe29d5b2",
-                "sha256:804914a669186e2843c1f7fbe12b55aad1b36d40a28274abe6027deffad9433d",
-                "sha256:8520c03172da18345d012949a53617a963e0191ccb3c666f23276d5326af27b5",
-                "sha256:90da901fc33ea393fc644607e4a3916b509387e9339ec6ebc7bfded45b7a0ae9",
-                "sha256:a582416ad123291a82c300d1d872bdc4136d69ad0b41d57dc5ca3df7ef8e3088",
-                "sha256:ac8c5e20309f4989c296d62cac20ee456b69c41fd1bc03829e27de23b6fa9dd0",
-                "sha256:b2cf82f55a619879f8557fdaae5cec7a294fac815e0087c4f67026fdf5259844",
-                "sha256:b59d6f8cfca2983d8fdbe457bf95d2192f7b7efdb2b483bf5fa4e8981b04e8b2",
-                "sha256:be08168197021d669b9964bd87628fa88f910b1be31e7010901070f2540c05fd",
-                "sha256:be0f952f1c365061041bad16e27e224e29615d4eb1fb5b7e7760a1d3d12b90b6",
-                "sha256:c1c9a33e46d7c12b9c96cf2d4349d783e3127163fd96254dcd44663cf0a1d438",
-                "sha256:d18c89957ac57dd2a2724ecfe9a759912d776f96ecabba23acb9ecbf5c731035",
-                "sha256:d7e7b0ff21f39433c50397e60bf0995d078802c591ca3b8d99857ea18a7496ee",
-                "sha256:da0929b2bf0d1f365345e5eb940d8713c1d516312e010135b14402e2a3d2404d",
-                "sha256:de24a4962e361c512d3e528ded6c7480eab24c655b8ca1f0b761d3b3650d2f07",
-                "sha256:e45f93ff3f7dae2202248cf413a87aeb330821bf76998b3cf374eda2fc893dd7",
-                "sha256:f046aeae1f7a845041b8661bb7a52449202b6c5d3fb59eb4724e7ca088811904",
-                "sha256:f1dc2b7b2748084b890f5d05b65a47cd03188824890e9a60818721fd492249fb",
-                "sha256:fcbe7cf3a786572b73d2cd5f34ed452a5f5fac47c9c9d1e0642c457a148f9f88"
+                "sha256:080c72714784989474f97be9ab0ddf7b2ad2984527e77f2909fcd04d4df53809",
+                "sha256:110457be80b63ff4915febb06faa7be002b93a76e5ba19bf3f27636a2ef58598",
+                "sha256:171352a03b22fc099f15103959b52ee77d9a27e028895d7e5fde127aa8e3bac5",
+                "sha256:19d013e7b0817087517a4b3cab39c084d78898369e5c46258aab7be4f233d6a1",
+                "sha256:249b6b21ae4eb0f7b8423b330aa80fab5f821b9ffc3f7561a5e2fd6bb142cf5d",
+                "sha256:2ac0731d2d84b05c7bb39e85b7e123c3a0acd4cda631d8d542802c88deb9e87e",
+                "sha256:2b6d561193f0dc3f50acfb22dd52ea8c8dfbc64bcafe3938b5f209cc17cb6f00",
+                "sha256:2bd23e242e954214944481124755cbefe7c2cf563b1a54cd8d196d502f2578bf",
+                "sha256:3e1239242ca60b3725e65ab2f13765fc199b03af9eaf1b5572f0e97bdcee5b43",
+                "sha256:3eb70bb697abbe86b1d2b1316370c02ba320bfd1e9e35cf3b9566a855ea8e4e5",
+                "sha256:51a2fc7e94b98bd1bb5d4570936f24fc2b0541b63eccadf8fdea266db8ad2f70",
+                "sha256:52f1bdafdc764b7447e393ed39bb263eccb12bfda25a4ac06d82e3a9056251f6",
+                "sha256:5b3581319a3951f1e866f4f6c5e42023db0fae0284273b82e97dfd32c51985cd",
+                "sha256:63c1b66e3b2a3a336288e4bcec499e0dc310cd1dceaed1c46fa7419764c68877",
+                "sha256:8123a99f24ecee469e5c1339427bcdb2a33920a18bb5c0d58b7c13f3b0298ba3",
+                "sha256:85e699fcabe7f817c0f0a412d4e7c6627e00c412b418da7666ff353f38e30f67",
+                "sha256:8dbff4557bbef963697583366400822387cccf794ccb001f1f2307ed21854c68",
+                "sha256:908d21d08d6b81f1b7e056bbf40b2f77f8c499ab29e64ec5113052819ef1c89b",
+                "sha256:af39d0237b17d0a5a5f638e9dffb34013ce2b1d41441fd30283e42b22d16858a",
+                "sha256:af51bb9f055a3f4af0187149a8f60c9d516cf7d5565b3dac53358796a8fb2a5b",
+                "sha256:b2ecac57eb49e461e86c092761e6b8e1fd9654dbaaddf71a076dcc869f7014e2",
+                "sha256:cd37cc170678a4609becb26b53a2bc1edea65177be70c48dd7b39a1149cabd6e",
+                "sha256:d17e3054b17e1a6cb8c1140f76310f6ede811e75b7a9d461922d2c72973f583e",
+                "sha256:d305313c5a9695f40c46294d4315ed3a07c7d2b55e48a9010dad7db7a66c8b7f",
+                "sha256:dd0ef0eb1f7dd18a3f4187226e226a7284bda6af5671937a221766e6ef1ee88f",
+                "sha256:e1adff53b56db9905db48a972fb89370ad5736e0450b96f91bcf99cadd96cfd7",
+                "sha256:f0d43828003c82dbc9269de87aa449e9896077a71954fbbb10a614c017e65737",
+                "sha256:f78e8b487de4d92640105c1389e5b90be3496b1d75c90a666edd8737cc2dbab7"
             ],
             "index": "pypi",
-            "version": "==2.8.2"
+            "version": "==2.8.3"
         },
         "python-dateutil": {
             "hashes": [
@@ -184,10 +243,10 @@
         },
         "rx": {
             "hashes": [
-                "sha256:283655a99696621c12680100baded358d2e4fa0e1a610bc1e824505f1ca523ac",
-                "sha256:496be2fade59e1be302264edee70667290a13b106543c94b63240747219d9301"
+                "sha256:30aacb634ee3ec16473cd38ff0725c28b5ee6fb61e39a24c1cccef5b4d7c4077",
+                "sha256:c3ca30ff6b4ad396e939ea3b1252e8854fdc00c36fecbe9b0d5763b7f39808b8"
             ],
-            "version": "==3.0.0b2"
+            "version": "==3.0.0b4"
         },
         "singledispatch": {
             "hashes": [
@@ -340,18 +399,18 @@
         },
         "importlib-metadata": {
             "hashes": [
-                "sha256:027cfc6524613de726789072f95d2e4cc64dd1dee8096d42d13f2ead5bd302f5",
-                "sha256:0d05199e1f0b1a8707a1b9c46476d4a49807fb56cb1b0737db1d37feb42fe31d"
+                "sha256:6dfd58dfe281e8d240937776065dd3624ad5469c835248219bd16cf2e12dbeb7",
+                "sha256:cb6ee23b46173539939964df59d3d72c3e0c1b5d54b84f1d8a7e912fe43612db"
             ],
-            "version": "==0.15"
+            "version": "==0.18"
         },
         "isort": {
             "hashes": [
-                "sha256:c40744b6bc5162bbb39c1257fe298b7a393861d50978b565f3ccd9cb9de0182a",
-                "sha256:f57abacd059dc3bd666258d1efb0377510a89777fda3e3274e3c01f7c03ae22d"
+                "sha256:54da7e92468955c4fceacd0c86bd0ec997b0e1ee80d97f67c35a78b719dccab1",
+                "sha256:6e811fcb295968434526407adb8796944f1988c5b65e8139058f2014cbe100fd"
             ],
             "index": "pypi",
-            "version": "==4.3.20"
+            "version": "==4.3.21"
         },
         "lazy-object-proxy": {
             "hashes": [
@@ -378,34 +437,32 @@
         },
         "lxml": {
             "hashes": [
-                "sha256:03984196d00670b2ab14ae0ea83d5cc0cfa4f5a42558afa9ab5fa745995328f5",
-                "sha256:0815b0c9f897468de6a386dc15917a0becf48cc92425613aa8bbfc7f0f82951f",
-                "sha256:175f3825f075cf02d15099eb52658457cf0ff103dcf11512b5d2583e1d40f58b",
-                "sha256:30e14c62d88d1e01a26936ecd1c6e784d4afc9aa002bba4321c5897937112616",
-                "sha256:3210da6f36cf4b835ff1be853962b22cc354d506f493b67a4303c88bbb40d57b",
-                "sha256:40f60819fbd5bad6e191ba1329bfafa09ab7f3f174b3d034d413ef5266963294",
-                "sha256:43b26a865a61549919f8a42e094dfdb62847113cf776d84bd6b60e4e3fc20ea3",
-                "sha256:4a03dd682f8e35a10234904e0b9508d705ff98cf962c5851ed052e9340df3d90",
-                "sha256:62f382cddf3d2e52cf266e161aa522d54fd624b8cc567bc18f573d9d50d40e8e",
-                "sha256:7b98f0325be8450da70aa4a796c4f06852949fe031878b4aa1d6c417a412f314",
-                "sha256:846a0739e595871041385d86d12af4b6999f921359b38affb99cdd6b54219a8f",
-                "sha256:a3080470559938a09a5d0ec558c005282e99ac77bf8211fb7b9a5c66390acd8d",
-                "sha256:ad841b78a476623955da270ab8d207c3c694aa5eba71f4792f65926dc46c6ee8",
-                "sha256:afdd75d9735e44c639ffd6258ce04a2de3b208f148072c02478162d0944d9da3",
-                "sha256:b4fbf9b552faff54742bcd0791ab1da5863363fb19047e68f6592be1ac2dab33",
-                "sha256:b90c4e32d6ec089d3fa3518436bdf5ce4d902a0787dbd9bb09f37afe8b994317",
-                "sha256:b91cfe4438c741aeff662d413fd2808ac901cc6229c838236840d11de4586d63",
-                "sha256:bdb0593a42070b0a5f138b79b872289ee73c8e25b3f0bea6564e795b55b6bcdd",
-                "sha256:c4e4bca2bb68ce22320297dfa1a7bf070a5b20bcbaec4ee023f83d2f6e76496f",
-                "sha256:cec4ab14af9eae8501be3266ff50c3c2aecc017ba1e86c160209bb4f0423df6a",
-                "sha256:e83b4b2bf029f5104bc1227dbb7bf5ace6fd8fabaebffcd4f8106fafc69fc45f",
-                "sha256:e995b3734a46d41ae60b6097f7c51ba9958648c6d1e0935b7e0ee446ee4abe22",
-                "sha256:f679d93dec7f7210575c85379a31322df4c46496f184ef650d3aba1484b38a2d",
-                "sha256:fd213bb5166e46974f113c8228daaef1732abc47cb561ce9c4c8eaed4bd3b09b",
-                "sha256:fdcb57b906dbc1f80666e6290e794ab8fb959a2e17aa5aee1758a85d1da4533f",
-                "sha256:ff424b01d090ffe1947ec7432b07f536912e0300458f9a7f48ea217dd8362b86"
-            ],
-            "version": "==4.3.3"
+                "sha256:06c7616601430aa140a69f97e3116308fffe0848f543b639a5ec2e8920ae72fd",
+                "sha256:177202792f9842374a8077735c69c41a4282183f7851443d2beb8ee310720819",
+                "sha256:19317ad721ceb9e39847d11131903931e2794e447d4751ebb0d9236f1b349ff2",
+                "sha256:36d206e62f3e5dbaafd4ec692b67157e271f5da7fd925fda8515da675eace50d",
+                "sha256:387115b066c797c85f9861a9613abf50046a15aac16759bc92d04f94acfad082",
+                "sha256:3ce1c49d4b4a7bc75fb12acb3a6247bb7a91fe420542e6d671ba9187d12a12c2",
+                "sha256:4d2a5a7d6b0dbb8c37dab66a8ce09a8761409c044017721c21718659fa3365a1",
+                "sha256:58d0a1b33364d1253a88d18df6c0b2676a1746d27c969dc9e32d143a3701dda5",
+                "sha256:62a651c618b846b88fdcae0533ec23f185bb322d6c1845733f3123e8980c1d1b",
+                "sha256:69ff21064e7debc9b1b1e2eee8c2d686d042d4257186d70b338206a80c5bc5ea",
+                "sha256:7060453eba9ba59d821625c6af6a266bd68277dce6577f754d1eb9116c094266",
+                "sha256:7d26b36a9c4bce53b9cfe42e67849ae3c5c23558bc08363e53ffd6d94f4ff4d2",
+                "sha256:83b427ad2bfa0b9705e02a83d8d607d2c2f01889eb138168e462a3a052c42368",
+                "sha256:923d03c84534078386cf50193057aae98fa94cace8ea7580b74754493fda73ad",
+                "sha256:b773715609649a1a180025213f67ffdeb5a4878c784293ada300ee95a1f3257b",
+                "sha256:baff149c174e9108d4a2fee192c496711be85534eab63adb122f93e70aa35431",
+                "sha256:bca9d118b1014b4c2d19319b10a3ebed508ff649396ce1855e1c96528d9b2fa9",
+                "sha256:ce580c28845581535dc6000fc7c35fdadf8bea7ccb57d6321b044508e9ba0685",
+                "sha256:d34923a569e70224d88e6682490e24c842907ba2c948c5fd26185413cbe0cd96",
+                "sha256:dd9f0e531a049d8b35ec5e6c68a37f1ba6ec3a591415e6804cbdf652793d15d7",
+                "sha256:ecb805cbfe9102f3fd3d2ef16dfe5ae9e2d7a7dfbba92f4ff1e16ac9784dbfb0",
+                "sha256:ede9aad2197a0202caff35d417b671f5f91a3631477441076082a17c94edd846",
+                "sha256:ef2d1fc370400e0aa755aab0b20cf4f1d0e934e7fd5244f3dd4869078e4942b9",
+                "sha256:f2fec194a49bfaef42a548ee657362af5c7a640da757f6f452a35da7dd9f923c"
+            ],
+            "version": "==4.3.4"
         },
         "mccabe": {
             "hashes": [
@@ -416,28 +473,27 @@
         },
         "more-itertools": {
             "hashes": [
-                "sha256:2112d2ca570bb7c3e53ea1a35cd5df42bb0fd10c45f0fb97178679c3c03d64c7",
-                "sha256:c3e4748ba1aad8dba30a4886b0b1a2004f9a863837b8654e7059eebf727afa5a"
+                "sha256:3ad685ff8512bf6dc5a8b82ebf73543999b657eded8c11803d9ba6b648986f4d",
+                "sha256:8bb43d1f51ecef60d81854af61a3a880555a14643691cc4b64a6ee269c78f09a"
             ],
-            "markers": "python_version > '2.7'",
-            "version": "==7.0.0"
+            "version": "==7.1.0"
         },
         "mypy": {
             "hashes": [
-                "sha256:2afe51527b1f6cdc4a5f34fc90473109b22bf7f21086ba3e9451857cf11489e6",
-                "sha256:56a16df3e0abb145d8accd5dbb70eba6c4bd26e2f89042b491faa78c9635d1e2",
-                "sha256:5764f10d27b2e93c84f70af5778941b8f4aa1379b2430f85c827e0f5464e8714",
-                "sha256:5bbc86374f04a3aa817622f98e40375ccb28c4836f36b66706cf3c6ccce86eda",
-                "sha256:6a9343089f6377e71e20ca734cd8e7ac25d36478a9df580efabfe9059819bf82",
-                "sha256:6c9851bc4a23dc1d854d3f5dfd5f20a016f8da86bcdbb42687879bb5f86434b0",
-                "sha256:b8e85956af3fcf043d6f87c91cbe8705073fc67029ba6e22d3468bfee42c4823",
-                "sha256:b9a0af8fae490306bc112229000aa0c2ccc837b49d29a5c42e088c132a2334dd",
-                "sha256:bbf643528e2a55df2c1587008d6e3bda5c0445f1240dfa85129af22ae16d7a9a",
-                "sha256:c46ab3438bd21511db0f2c612d89d8344154c0c9494afc7fbc932de514cf8d15",
-                "sha256:f7a83d6bd805855ef83ec605eb01ab4fa42bcef254b13631e451cbb44914a9b0"
+                "sha256:12d18bd7fc642c5d54b1bb62dde813a7e2ab79b32ee11ff206ac387c68fc2ad4",
+                "sha256:23e24bc1683a36f39dee67d8ac74ea414654642eee26d420bada95b8ee8c9095",
+                "sha256:2b38e64c52a8968df4ebcae0ddba4a54eb94d184695dd4e54e14509a9389b78c",
+                "sha256:3d4f551466a76e278187ec3a5b26cfb50f72f6760b749aa00ac69a6f9c99898d",
+                "sha256:53d5dacb8d844e50be698830509aa592b093547e7ab90aee63eb23db61109007",
+                "sha256:56f981d246010ba21cac6b2455eaecfaf68fc8a5663d865b26c8e579c36f751d",
+                "sha256:8c57f6f59f1e8479d9fc6e1bf034353e54626ed64e32394c613afc493a441dc1",
+                "sha256:bbed4a593d87476b592d52867ef86da2155ccd0becf0c4c02e6567d842e43368",
+                "sha256:d6ff850e2ba18b2db7704897c8f2f1384478e3b75ad292ec06196bf7794f3a40",
+                "sha256:e13b1bb8785d7f785e0b88873f1c21cda58ceba9ce1153b58cbfa24b09a111d5",
+                "sha256:e2b9ee6f648ce72d6741925a47c88c2391168ef973b6f74f17969450c5b1ffdd"
             ],
             "index": "pypi",
-            "version": "==0.701"
+            "version": "==0.711"
         },
         "mypy-extensions": {
             "hashes": [
@@ -446,6 +502,13 @@
             ],
             "version": "==0.4.1"
         },
+        "packaging": {
+            "hashes": [
+                "sha256:0c98a5d0be38ed775798ece1b9727178c4469d9c3b4ada66e8e6b7849f8732af",
+                "sha256:9e1cbf8c12b1f1ce0bb5344b8d7ecf66a6f8a6e91bcb0c84593ed6d3ab5c4ab3"
+            ],
+            "version": "==19.0"
+        },
         "parsel": {
             "hashes": [
                 "sha256:493a9214acbdcb4487a084d95344c25e85e90426a67311ea0425dc5df8dc24b9",
@@ -498,13 +561,20 @@
             "index": "pypi",
             "version": "==2.3.1"
         },
+        "pyparsing": {
+            "hashes": [
+                "sha256:1873c03321fc118f4e9746baf201ff990ceb915f433f23b395f5580d1840cb2a",
+                "sha256:9b6323ef4ab914af344ba97510e966d64ba91055d6b9afa6b30799340e89cc03"
+            ],
+            "version": "==2.4.0"
+        },
         "pytest": {
             "hashes": [
-                "sha256:1a8aa4fa958f8f451ac5441f3ac130d9fc86ea38780dd2715e6d5c5882700b24",
-                "sha256:b8bf138592384bd4e87338cb0f256bf5f615398a649d4bd83915f0e4047a5ca6"
+                "sha256:2878de8ae1c79a62c012da6186b88ff0562ea96ce29c4208d2a9b11d9f607df1",
+                "sha256:95b700cf21ed5b7e91bce7a6b5a573b2e3ef7b3643d00f681d8f9c4672f9fbdf"
             ],
             "index": "pypi",
-            "version": "==4.5.0"
+            "version": "==5.0.0"
         },
         "pytest-cov": {
             "hashes": [
@@ -516,11 +586,11 @@
         },
         "pytest-django": {
             "hashes": [
-                "sha256:30d773f1768e8f214a3106f1090e00300ce6edfcac8c55fd13b675fe1cbd1c85",
-                "sha256:4d3283e774fe1d40630ee58bf34929b83875e4751b525eeb07a7506996eb42ee"
+                "sha256:264fb4c506db5d48a6364c311a0b00b7b48a52715bad8839b2d8bee9b99ed6bb",
+                "sha256:4adfe5fb3ed47f0ba55506dd3daf688b1f74d5e69148c10ad2dd2f79f40c0d62"
             ],
             "index": "pypi",
-            "version": "==3.4.8"
+            "version": "==3.5.1"
         },
         "pytest-env": {
             "hashes": [
@@ -553,43 +623,39 @@
         },
         "tox": {
             "hashes": [
-                "sha256:f5c8e446b51edd2ea97df31d4ded8c8b72e7d6c619519da6bb6084b9dd5770f9",
-                "sha256:f87fd33892a2df0950e5e034def9468988b8d008c7e9416be665fcc0dd45b14f"
+                "sha256:45a265e953368fb372cca3eac33b69fdb1b1453e5b114be231c84fc3dfadceed",
+                "sha256:f5cb0b5b8d14f2100982b0981c750d840228180a348e6bad355aa38e949fbc3f"
             ],
             "index": "pypi",
-            "version": "==3.12.1"
+            "version": "==3.13.1"
         },
         "typed-ast": {
             "hashes": [
-                "sha256:132eae51d6ef3ff4a8c47c393a4ef5ebf0d1aecc96880eb5d6c8ceab7017cc9b",
-                "sha256:18141c1484ab8784006c839be8b985cfc82a2e9725837b0ecfa0203f71c4e39d",
-                "sha256:2baf617f5bbbfe73fd8846463f5aeafc912b5ee247f410700245d68525ec584a",
-                "sha256:3d90063f2cbbe39177e9b4d888e45777012652d6110156845b828908c51ae462",
-                "sha256:4304b2218b842d610aa1a1d87e1dc9559597969acc62ce717ee4dfeaa44d7eee",
-                "sha256:4983ede548ffc3541bae49a82675996497348e55bafd1554dc4e4a5d6eda541a",
-                "sha256:5315f4509c1476718a4825f45a203b82d7fdf2a6f5f0c8f166435975b1c9f7d4",
-                "sha256:6cdfb1b49d5345f7c2b90d638822d16ba62dc82f7616e9b4caa10b72f3f16649",
-                "sha256:7b325f12635598c604690efd7a0197d0b94b7d7778498e76e0710cd582fd1c7a",
-                "sha256:8d3b0e3b8626615826f9a626548057c5275a9733512b137984a68ba1598d3d2f",
-                "sha256:8f8631160c79f53081bd23446525db0bc4c5616f78d04021e6e434b286493fd7",
-                "sha256:912de10965f3dc89da23936f1cc4ed60764f712e5fa603a09dd904f88c996760",
-                "sha256:b010c07b975fe853c65d7bbe9d4ac62f1c69086750a574f6292597763781ba18",
-                "sha256:c908c10505904c48081a5415a1e295d8403e353e0c14c42b6d67f8f97fae6616",
-                "sha256:c94dd3807c0c0610f7c76f078119f4ea48235a953512752b9175f9f98f5ae2bd",
-                "sha256:ce65dee7594a84c466e79d7fb7d3303e7295d16a83c22c7c4037071b059e2c21",
-                "sha256:eaa9cfcb221a8a4c2889be6f93da141ac777eb8819f077e1d09fb12d00a09a93",
-                "sha256:f3376bc31bad66d46d44b4e6522c5c21976bf9bca4ef5987bb2bf727f4506cbb",
-                "sha256:f9202fa138544e13a4ec1a6792c35834250a85958fde1251b6a22e07d1260ae7"
+                "sha256:18511a0b3e7922276346bcb47e2ef9f38fb90fd31cb9223eed42c85d1312344e",
+                "sha256:262c247a82d005e43b5b7f69aff746370538e176131c32dda9cb0f324d27141e",
+                "sha256:2b907eb046d049bcd9892e3076c7a6456c93a25bebfe554e931620c90e6a25b0",
+                "sha256:354c16e5babd09f5cb0ee000d54cfa38401d8b8891eefa878ac772f827181a3c",
+                "sha256:4e0b70c6fc4d010f8107726af5fd37921b666f5b31d9331f0bd24ad9a088e631",
+                "sha256:630968c5cdee51a11c05a30453f8cd65e0cc1d2ad0d9192819df9978984529f4",
+                "sha256:66480f95b8167c9c5c5c87f32cf437d585937970f3fc24386f313a4c97b44e34",
+                "sha256:71211d26ffd12d63a83e079ff258ac9d56a1376a25bc80b1cdcdf601b855b90b",
+                "sha256:95bd11af7eafc16e829af2d3df510cecfd4387f6453355188342c3e79a2ec87a",
+                "sha256:bc6c7d3fa1325a0c6613512a093bc2a2a15aeec350451cbdf9e1d4bffe3e3233",
+                "sha256:cc34a6f5b426748a507dd5d1de4c1978f2eb5626d51326e43280941206c209e1",
+                "sha256:d755f03c1e4a51e9b24d899561fec4ccaf51f210d52abdf8c07ee2849b212a36",
+                "sha256:d7c45933b1bdfaf9f36c579671fec15d25b06c8398f113dab64c18ed1adda01d",
+                "sha256:d896919306dd0aa22d0132f62a1b78d11aaf4c9fc5b3410d3c666b818191630a",
+                "sha256:ffde2fbfad571af120fcbfbbc61c72469e72f550d676c3342492a9dfdefb8f12"
             ],
             "markers": "implementation_name == 'cpython'",
-            "version": "==1.3.5"
+            "version": "==1.4.0"
         },
         "virtualenv": {
             "hashes": [
-                "sha256:99acaf1e35c7ccf9763db9ba2accbca2f4254d61d1912c5ee364f9cc4a8942a0",
-                "sha256:fe51cdbf04e5d8152af06c075404745a7419de27495a83f0d72518ad50be3ce8"
+                "sha256:b7335cddd9260a3dd214b73a2521ffc09647bde3e9457fcca31dc3be3999d04a",
+                "sha256:d28ca64c0f3f125f59cabf13e0a150e1c68e5eea60983cc4395d88c584495783"
             ],
-            "version": "==16.6.0"
+            "version": "==16.6.1"
         },
         "w3lib": {
             "hashes": [
@@ -607,9 +673,9 @@
         },
         "wrapt": {
             "hashes": [
-                "sha256:4aea003270831cceb8a90ff27c4031da6ead7ec1886023b80ce0dfe0adf61533"
+                "sha256:565a021fd19419476b9362b05eeaa094178de64f8361e44468f9e9d7843901e1"
             ],
-            "version": "==1.11.1"
+            "version": "==1.11.2"
         },
         "zipp": {
             "hashes": [
diff --git a/README.md b/README.md
index 25153b3..498621a 100644
--- a/README.md
+++ b/README.md
@@ -56,7 +56,9 @@ Useful links:
 
 - https://docs.graphene-python.org/en/latest/testing/#testing-tools
 - https://pytest-django.readthedocs.io/en/latest/helpers.html
+- https://gist.github.com/JamesMGreene/cdd0ac49f90c987e45ac
 
 ## Issues
 
 - [Pipeline for Django fails with: No module named '_sqlite3'](https://developercommunity.visualstudio.com/content/problem/574733/pipeline-for-django-fails-with-no-module-named-sql.html)
+- [GitHubInstallationTokenSignatureSecret](https://developercommunity.visualstudio.com/content/problem/564582/githubinstallationtokensignaturesecret-does-not-ex.html)
diff --git a/django_graphql_playground/settings.py b/django_graphql_playground/settings.py
index 19b2d43..164acb0 100644
--- a/django_graphql_playground/settings.py
+++ b/django_graphql_playground/settings.py
@@ -2,8 +2,9 @@
 from enum import Enum
 
 from django_graphql_playground.support.utils import eval_env_as_boolean
+from django_graphql_playground.support.utils import extract_db_properties_from_url
 
-BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
+BASE_DIR = os.path.dirname(os.path.abspath(__file__))
 
 # Quick-start development settings - unsuitable for production
 # See https://docs.djangoproject.com/en/2.1/howto/deployment/checklist/
@@ -92,6 +93,23 @@
     }
 }
 
+# https://devcenter.heroku.com/changelog-items/438
+DATABASE_URL = os.getenv("DATABASE_URL")
+
+if DATABASE_URL:
+    properties = extract_db_properties_from_url(DATABASE_URL)
+    if properties.target == "postgres":
+        DATABASES["default"] = {
+            "ENGINE": "django.db.backends.postgresql",
+            "NAME": properties.database_name,
+            "USER": properties.user,
+            "HOST": properties.hostname,
+            "PORT": properties.port,
+            "PASSWORD": properties.password,
+        }
+    else:
+        raise NotImplementedError(f"The following DB is not supported: {properties.target}")
+
 DATABASES["default"]["CONN_MAX_AGE"] = int(os.getenv("DB_CONN_MAX_AGE", 0))  # type: ignore
 
 # Password validation
diff --git a/django_graphql_playground/support/utils.py b/django_graphql_playground/support/utils.py
index 64ce355..a678539 100644
--- a/django_graphql_playground/support/utils.py
+++ b/django_graphql_playground/support/utils.py
@@ -1,10 +1,45 @@
 import os
+import re
+from dataclasses import dataclass
 from datetime import date
 from datetime import timedelta
 
 from dateutil import relativedelta
 
 
+@dataclass(frozen=True)
+class _DatabaseProperties:
+    target: str
+    user: str
+    password: str
+    hostname: str
+    port: int
+    database_name: str
+
+
+_TARGET = 1
+_USERNAME = 2
+_PASSWORD = 3
+_HOSTNAME = 4
+_PORT = 5
+_DB_NAME = 6
+_pattern = r"^([a-z]*):\/\/([a-zA-Z0-9]*):([a-zA-Z0-9]*)@([a-zA-Z0-9.-]*):([0-9]{4,5})\/([a-zA-Z0-9]*)"
+_compiled_pattern = re.compile(_pattern, re.IGNORECASE)
+
+
+def extract_db_properties_from_url(connection_url):
+    matches = _compiled_pattern.search(connection_url)
+
+    return _DatabaseProperties(
+        matches.group(_TARGET),
+        matches.group(_USERNAME),
+        matches.group(_PASSWORD),
+        matches.group(_HOSTNAME),
+        matches.group(_PORT),
+        matches.group(_DB_NAME),
+    )
+
+
 def retrieve_ip_address(request):
     """
     Makes the best attempt to get the client's real IP or return the loopback
diff --git a/docker-compose.yml b/docker-compose.yml
index 719734d..bca8bd5 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -20,7 +20,7 @@ services:
       - db
       - broker
     ports:
-      - "8000:${DJANGO_BIND_PORT}"
+      - "8000:${PORT}"
     mem_limit: 256mb
     command:
       [
diff --git a/gunicorn_config.ini b/gunicorn_config.ini
new file mode 100644
index 0000000..b47392a
--- /dev/null
+++ b/gunicorn_config.ini
@@ -0,0 +1,16 @@
+############
+###### http://docs.gunicorn.org/en/stable/settings.html#worker-processes
+
+workers = 5
+worker_class = "gevent"
+worker_connections = 1000
+timeout = 30
+keepalive = 2
+
+############
+###### http://docs.gunicorn.org/en/stable/settings.html#logging
+
+errorlog = "-"
+loglevel = "info"
+accesslog = "-"
+access_log_format = '{"message": "%(r)s", "http_status": %(s)s, "ip_address": "%(h)s", "response_length": "%(b)s", "referer": "%(f)s", "user_agent": "%(a)s", "request_time": %(L)s, "date": "%(t)s"}'
diff --git a/heroku.yml b/heroku.yml
new file mode 100644
index 0000000..8686484
--- /dev/null
+++ b/heroku.yml
@@ -0,0 +1,7 @@
+build:
+  docker:
+    web: Dockerfile
+release:
+  image: web
+  command:
+    - ./release-task.sh
diff --git a/release-task.sh b/release-task.sh
new file mode 100755
index 0000000..cfe91db
--- /dev/null
+++ b/release-task.sh
@@ -0,0 +1,4 @@
+#!/usr/bin/env bash
+python manage.py makemigrations
+python manage.py migrate
+python manage.py seed_db --create-super-user
diff --git a/start.sh b/start.sh
index afe335a..4265134 100755
--- a/start.sh
+++ b/start.sh
@@ -3,11 +3,11 @@ python manage.py makemigrations
 python manage.py migrate
 python manage.py seed_db --create-super-user
 
-if [[ ${DJANGO_BIND_ADDRESS+x} ]] && [[ ${DJANGO_BIND_PORT+x} ]];
+if [[ ${PORT+x} ]];
 then
-    echo "OK! Using custom ADRESSS $DJANGO_BIND_ADDRESS and PORT $DJANGO_BIND_PORT to set Django runserver command"
-    python manage.py runserver ${DJANGO_BIND_ADDRESS}:${DJANGO_BIND_PORT}
+    echo "OK! Using custom PORT $PORT to set Django runserver command"
+    python manage.py runserver 0.0.0.0:${PORT}
 else
-    echo "Using 0.0.0.0:80 as parameter for Django runserver command"
-    python manage.py runserver 0.0.0.0:80
+    echo "Using 0.0.0.0:8000 as parameter for Django runserver command"
+    python manage.py runserver 0.0.0.0:8000
 fi
diff --git a/tests/unit/support/test_utils.py b/tests/unit/support/test_utils.py
new file mode 100644
index 0000000..3a023ce
--- /dev/null
+++ b/tests/unit/support/test_utils.py
@@ -0,0 +1,21 @@
+import os
+import re
+from dataclasses import dataclass
+from datetime import date
+from datetime import timedelta
+
+from dateutil import relativedelta
+
+from django_graphql_playground.support import utils
+
+
+def test_should_extract_db_properties_given_url():
+    result = utils.extract_db_properties_from_url(
+        "postgres://czazgirubdxrxw:8d5d635df6f2a226b1a1f81541cfcd20fadf8617fff383f553e39330392de901@ec2-54-243-47-196.compute-1.amazonaws.com:5432/dau6saplk4ri6e"
+    )
+    assert result.target == "postgres"
+    assert result.user == "czazgirubdxrxw"
+    assert result.password == "8d5d635df6f2a226b1a1f81541cfcd20fadf8617fff383f553e39330392de901"
+    assert result.hostname == "ec2-54-243-47-196.compute-1.amazonaws.com"
+    assert result.port == "5432"
+    assert result.database_name == "dau6saplk4ri6e"