diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 3349a101..5c590103 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -27,6 +27,8 @@ deploy_to_tags:
   stage: deploy
   needs: ['test']
   image: "node:15.0"
+  only:
+    - master
   except:
     - tags
   script:
diff --git a/Dockerfile b/Dockerfile
index 249667e5..2428e17d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -33,4 +33,4 @@ ADD ./apps /root/app/apps
 RUN MAKE=cmake mix compile
 RUN mix phx.digest
 
-CMD ["script/server"]
+CMD ["mix", "phx.server"]
diff --git a/apps/admin/lib/admin/endpoint.ex b/apps/admin/lib/admin/endpoint.ex
index 2d541076..96378b61 100644
--- a/apps/admin/lib/admin/endpoint.ex
+++ b/apps/admin/lib/admin/endpoint.ex
@@ -1,6 +1,13 @@
 defmodule Admin.Endpoint do
   use Phoenix.Endpoint, otp_app: :admin
 
+  def init(_, config) do
+    if Application.get_env(:phoenix, :serve_endpoints) && !Keyword.get(config, :secret_key_base) do
+      raise "secret_key_base setting of Endpoint is not set"
+    end
+    {:ok, config}
+  end
+
   # The session will be stored in the cookie and signed,
   # this means its contents can be read but not tampered with.
   # Set :encryption_salt if you would also like to encrypt it.
diff --git a/apps/app/lib/app_web/endpoint.ex b/apps/app/lib/app_web/endpoint.ex
index 3af6dd5e..cf76eed1 100644
--- a/apps/app/lib/app_web/endpoint.ex
+++ b/apps/app/lib/app_web/endpoint.ex
@@ -1,6 +1,13 @@
 defmodule AppWeb.Endpoint do
   use Phoenix.Endpoint, otp_app: :app
 
+  def init(_, config) do
+    if Application.get_env(:phoenix, :serve_endpoints) && !Keyword.get(config, :secret_key_base) do
+      raise "secret_key_base setting of Endpoint is not set"
+    end
+    {:ok, config}
+  end
+
   # The session will be stored in the cookie and signed,
   # this means its contents can be read but not tampered with.
   # Set :encryption_salt if you would also like to encrypt it.
diff --git a/apps/content/lib/content_web/endpoint.ex b/apps/content/lib/content_web/endpoint.ex
index 25b1cb78..c65baf6b 100644
--- a/apps/content/lib/content_web/endpoint.ex
+++ b/apps/content/lib/content_web/endpoint.ex
@@ -1,6 +1,13 @@
 defmodule Content.Endpoint do
   use Phoenix.Endpoint, otp_app: :content
 
+  def init(_, config) do
+    if Application.get_env(:phoenix, :serve_endpoints) && !Keyword.get(config, :secret_key_base) do
+      raise "secret_key_base setting of Endpoint is not set"
+    end
+    {:ok, config}
+  end
+
   # The session will be stored in the cookie and signed,
   # this means its contents can be read but not tampered with.
   # Set :encryption_salt if you would also like to encrypt it.
diff --git a/apps/core/lib/core_web/endpoint.ex b/apps/core/lib/core_web/endpoint.ex
index f92d6a16..58cfcfc0 100644
--- a/apps/core/lib/core_web/endpoint.ex
+++ b/apps/core/lib/core_web/endpoint.ex
@@ -1,6 +1,13 @@
 defmodule CoreWeb.Endpoint do
   use Phoenix.Endpoint, otp_app: :core
 
+  def init(_, config) do
+    if Application.get_env(:phoenix, :serve_endpoints) && !Keyword.get(config, :secret_key_base) do
+      raise "secret_key_base setting of Endpoint is not set"
+    end
+    {:ok, config}
+  end
+
   # The session will be stored in the cookie and signed,
   # this means its contents can be read but not tampered with.
   # Set :encryption_salt if you would also like to encrypt it.
diff --git a/config/prod.exs b/config/prod.exs
index 4bf46947..b221b0a5 100644
--- a/config/prod.exs
+++ b/config/prod.exs
@@ -9,21 +9,64 @@ use Mix.Config
 # manifest is generated by the `mix phx.digest` task,
 # which you should run after static files are built and
 # before starting your production server.
-config :app, App.Endpoint,
-  url: [host: "example.com", port: 80],
-  cache_static_manifest: "priv/static/cache_manifest.json"
 
-config :admin, Admin.Endpoint,
-  url: [host: "example.com", port: 80],
-  cache_static_manifest: "priv/static/cache_manifest.json"
+secret_key_base = System.get_env("SECRET_KEY_BASE")
 
-config :content, Content.Endpoint,
-  url: [host: "example.com", port: 80],
-  cache_static_manifest: "priv/static/cache_manifest.json"
+[
+  {:admin, Admin, false},
+  {:app, AppWeb, true},
+  {:content, Content, false},
+  {:core, CoreWeb, false},
+]
+|> Enum.map(fn {otp_app, module, start_server} ->
+  endpoint = Module.concat(module, "Endpoint")
 
-config :core, AppWeb.Endpoint,
-  url: [host: "example.com", port: 80],
-  cache_static_manifest: "priv/static/cache_manifest.json"
+  config otp_app, endpoint,
+    url: [host: "example.com", port: 80],
+    cache_static_manifest: "priv/static/cache_manifest.json",
+    http: [
+      port: String.to_integer(System.get_env("PORT") || "4000"),
+      transport_options: [socket_opts: [:inet6]]
+    ],
+    secret_key_base: secret_key_base,
+    pubsub_server: App.PubSub,
+    live_view: [signing_salt: "g5ltUbnQ"],
+    server: start_server
+end)
+
+# ## Using releases (Elixir v1.9+)
+#
+# If you are doing OTP releases, you need to instruct Phoenix
+# to start each relevant endpoint:
+#
+#     config :admin, Admin.Endpoint, server: true
+#
+# Then you can assemble a release by calling `mix release`.
+# See `mix help release` for more information.
+
+database_url = System.get_env("DATABASE_URL")
+
+[
+  {:admin, Admin.Repo},
+  {:app, App.Repo},
+  {:content, Content.Repo},
+  {:core, Core.Repo}
+]
+|> Enum.map(fn {otp_app, repo} ->
+  config otp_app, repo,
+    url: database_url,
+    pool_size: String.to_integer(System.get_env("POOL_SIZE") || "10")
+end)
+
+# ## Using releases (Elixir v1.9+)
+#
+# If you are doing OTP releases, you need to instruct Phoenix
+# to start each relevant endpoint:
+#
+#     config :auth_web, AuthWeb.Endpoint, server: true
+#
+# Then you can assemble a release by calling `mix release`.
+# See `mix help release` for more information.
 
 # ## SSL Support
 #