From 78a7ad473ef38bd7555df16fe0a247ec46eb9f00 Mon Sep 17 00:00:00 2001
From: icoxfog417 <icoxfog417@yahoo.co.jp>
Date: Wed, 27 Feb 2019 15:47:52 +0900
Subject: [PATCH 1/3] Implement Heroku Button

---
 Procfile        |  1 +
 app.json        | 45 +++++++++++++++++++++++++++++++++++++++++++++
 package.json    |  8 ++++++++
 tools/heroku.sh | 17 +++++++++++++++++
 4 files changed, 71 insertions(+)
 create mode 100644 Procfile
 create mode 100644 app.json
 create mode 100644 package.json
 create mode 100644 tools/heroku.sh

diff --git a/Procfile b/Procfile
new file mode 100644
index 00000000..ac3a3657
--- /dev/null
+++ b/Procfile
@@ -0,0 +1 @@
+web: gunicorn --pythonpath app app.wsgi
diff --git a/app.json b/app.json
new file mode 100644
index 00000000..7f61deac
--- /dev/null
+++ b/app.json
@@ -0,0 +1,45 @@
+{
+    "name": "doccano",
+    "description": "Open source text annotation tool for machine learning practitioner.",
+    "keywords": ["Python", "Machine Learning", "Annotation"],
+    "website": "https://doccano.herokuapp.com/",
+    "repository": "https://github.com/chakki-works/doccano",
+    "logo": "https://github.com/chakki-works/doccano/wiki/images/doccano.png",
+    "success_url": "/",
+    "env": {
+        "ADMIN_USER_NAME": {
+            "description": "The user name for the admin account."
+        },
+        "ADMIN_CONTACT_EMAIL": {
+            "description": "The contact email address for the admin account."
+        },
+        "ADMIN_PASSWORD": {
+            "description": "The password for the admin account."
+        },
+        "SECRET_KEY": {
+            "description": "The value to use as the Django secret key.",
+            "generator": "secret"
+        },
+        "GOOGLE_TRACKING_ID": {
+            "description": "Google Analytics tracking id.",
+            "required": false,
+            "value": ""
+        }
+    },
+    "scripts": {
+        "postdeploy": "sh tools/heroku.sh deploy"
+    },
+    "addons": [
+        {
+            "plan": "heroku-postgresql:hobby-dev"
+        }
+    ],
+    "buildpacks": [
+        {
+            "url": "heroku/nodejs"
+        },
+        {
+            "url": "heroku/python"
+        }
+    ]
+}
diff --git a/package.json b/package.json
new file mode 100644
index 00000000..46116e60
--- /dev/null
+++ b/package.json
@@ -0,0 +1,8 @@
+{
+    "engines": {
+        "node": "8.x"
+    },
+    "scripts": {
+        "heroku-postbuild": "sh tools/heroku.sh build"
+    }
+}
diff --git a/tools/heroku.sh b/tools/heroku.sh
new file mode 100644
index 00000000..8c6535fd
--- /dev/null
+++ b/tools/heroku.sh
@@ -0,0 +1,17 @@
+#!/usr/bin/env bash
+
+set -o errexit
+
+if [ "$1" = "build" ]; then
+    cd app/server
+    npm install --only=prod
+    npm install --only=dev
+    ./node_modules/.bin/webpack --config ./webpack.config.js --mode production
+    echo "Done webpack build."
+    ls ./static/bundle
+else
+    python app/manage.py migrate
+    python app/manage.py collectstatic --noinput
+    python app/manage.py create_admin --noinput --username="$ADMIN_USER_NAME" --email="$ADMIN_CONTACT_EMAIL" --password="$ADMIN_PASSWORD"
+
+fi

From 474362741707bed2e2ecb4ba10a65541adf95f43 Mon Sep 17 00:00:00 2001
From: icoxfog417 <icoxfog417@yahoo.co.jp>
Date: Thu, 28 Feb 2019 16:57:54 +0900
Subject: [PATCH 2/3] Update deployment description for Heroku

---
 README.md | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index 6e29387d..5af4775a 100644
--- a/README.md
+++ b/README.md
@@ -37,7 +37,11 @@ Doccano can be deployed to Azure ([Web App for Containers](https://azure.microso
 
 ### Heroku
 
-Doccano can be deployed to [Heroku](https://www.heroku.com/) by following these steps:
+Doccano can be deployed to [Heroku](https://www.heroku.com/) by clicking on the button below:
+
+[![Deploy](https://www.herokucdn.com/deploy/button.svg)](https://heroku.com/deploy)
+
+Of course, you can deploy doccano by using [heroku-cli](https://devcenter.heroku.com/articles/heroku-cli).
 
 ```bash
 heroku create

From b2f261bb8b9aa9f02f03faa01be4c7e455a5236b Mon Sep 17 00:00:00 2001
From: icoxfog417 <icoxfog417@yahoo.co.jp>
Date: Thu, 28 Feb 2019 17:20:13 +0900
Subject: [PATCH 3/3] Add DEBUG environment variable for Heroku Button

---
 app.json | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/app.json b/app.json
index 7f61deac..f47e8f2f 100644
--- a/app.json
+++ b/app.json
@@ -24,6 +24,11 @@
             "description": "Google Analytics tracking id.",
             "required": false,
             "value": ""
+        },
+        "DEBUG": {
+            "description": "Debug mode or not.",
+            "required": false,
+            "value": "False"
         }
     },
     "scripts": {