improve ci

.drone.yml

@@ -13,20 +13,24 @@ steps:
     mount:
       - _build
       - deps
-      - assets/node_modules/
+      - .npm
+      - .mix
 
 - name: test
   image: elixir:1.14.1-alpine
   environment:
     TEST_DATABASE_URL: ecto://postgres:postgres@database/cannery_test
     HOST: testing.example.tld
+    MIX_HOME: /drone/src/.mix
+    MIX_ARCHIVES: /drone/src/.mix/archives
+    MIX_ENV: test
   commands:
-  - apk add --no-cache build-base npm git python3
-  - mix local.rebar --force
-  - mix local.hex --force
+  - apk add --no-cache build-base npm git
+  - mix local.rebar --force --if-missing
+  - mix local.hex --force --if-missing
   - mix deps.get
-  - mix deps.compile
-  - npm --prefix ./assets ci --progress=false --no-audit --loglevel=error
+  - npm set cache .npm
+  - npm --prefix ./assets ci --no-audit --prefer-offline
   - npm run --prefix ./assets deploy
   - mix do phx.digest, gettext.extract
   - mix test.all
@@ -76,7 +80,8 @@ steps:
     mount:
       - _build
       - deps
-      - assets/node_modules/
+      - .npm
+      - .mix
 
 services:
 - name: database