add drone ci

.drone.yml

@@ -0,0 +1,28 @@
+kind: pipeline
+type: docker
+name: cannery
+
+cache:
+  mount:
+    - _build
+    - deps
+
+steps:
+- name: test
+  image: bitwalker/alpine-elixir-phoenix:1.13
+  environment:
+    TEST_DATABASE_URL: ecto://postgres:postgres@database/cannery_test
+  commands:
+  - mix local.rebar --force
+  - mix local.hex --force
+  - mix deps.get
+  - npm install --prefix assets
+  - mix test
+
+services:
+- name: database
+  image: postgres:13
+  environment:
+    POSTGRES_USER: postgres
+    POSTGRES_PASSWORD: postgres
+    POSTGRES_DB: postgres

README.md

@@ -56,3 +56,8 @@ In `prod` mode (or in the Docker container), Cannery will listen for these envir
 - `SECRET_KEY_BASE`: Secret key base used to sign cookies. Must be generated
   with `mix phx.gen.secret` and set for server to start.
 - `REGISTRATION`: Controls if user sign-up should be invite only or set to public. Set to `public` to enable public registration. Defaults to `invite`.
+
+---
+
+[![Build
+Status](https://drone.bubbletea.dev/api/badges/shibao/cannery/status.svg?ref=refs/heads/dev)](https://drone.bubbletea.dev/shibao/cannery)

config/test.exs

@@ -10,7 +10,7 @@ config :bcrypt_elixir, :log_rounds, 1
 # Run `mix help test` for more information.
 config :cannery, Cannery.Repo,
   url:
-    System.get_env("DATABASE_URL") ||
+    System.get_env("TEST_DATABASE_URL") ||
       "ecto://postgres:postgres@localhost/cannery_test#{System.get_env("MIX_TEST_PARTITION")}",
   pool: Ecto.Adapters.SQL.Sandbox,
   pool_size: 10