Trying to make init.sh more reliable

- move rails db:seed to Dockerfile instead of docker-compose
- remove old server.pid files on startup

init.sh

@@ -7,5 +7,4 @@ cd ../schedules_web
 docker build . -t 'schedules_web'
 
 cd ..
-docker-compose up -d
-docker-compose exec api rails db:seed
+docker-compose up

schedules_api/Dockerfile

@@ -8,3 +8,4 @@ EXPOSE 3000
 
 RUN bundle install
 RUN rails db:migrate
+RUN rails db:seed

schedules_api/Gemfile.lock

@@ -57,7 +57,6 @@ GEM
     concurrent-ruby (1.0.5)
     crass (1.0.4)
     erubi (1.7.1)
-    execjs (2.7.0)
     ffi (1.9.25)
     globalid (0.4.1)
       activesupport (>= 4.2.0)
@@ -131,17 +130,6 @@ GEM
       rubyzip (>= 1.1.6)
     ruby_dep (1.5.0)
     rubyzip (1.2.1)
-    sass (3.5.6)
-      sass-listen (~> 4.0.0)
-    sass-listen (4.0.0)
-      rb-fsevent (~> 0.9, >= 0.9.4)
-      rb-inotify (~> 0.9, >= 0.9.7)
-    sass-rails (5.0.7)
-      railties (>= 4.0.0, < 6)
-      sass (~> 3.1)
-      sprockets (>= 2.8, < 4.0)
-      sprockets-rails (>= 2.0, < 4.0)
-      tilt (>= 1.1, < 3)
     selenium-webdriver (3.13.0)
       childprocess (~> 0.5)
       rubyzip (~> 1.2)
@@ -160,14 +148,11 @@ GEM
     sqlite3 (1.3.13)
     thor (0.20.0)
     thread_safe (0.3.6)
-    tilt (2.0.8)
     turbolinks (5.1.1)
       turbolinks-source (~> 5.1)
     turbolinks-source (5.1.0)
     tzinfo (1.2.5)
       thread_safe (~> 0.1)
-    uglifier (4.1.12)
-      execjs (>= 0.3.0, < 3)
     web-console (3.6.2)
       actionview (>= 5.0)
       activemodel (>= 5.0)
@@ -197,15 +182,13 @@ DEPENDENCIES
   rack-cors
   rails (~> 5.1.6)
   rubyXL
-  sass-rails (~> 5.0)
   selenium-webdriver
   spring
   spring-watcher-listen (~> 2.0.0)
   sqlite3
   turbolinks (~> 5)
   tzinfo-data
-  uglifier (>= 1.3.0)
   web-console (>= 3.3.0)
 
 BUNDLED WITH
-   1.16.1
+   1.16.2

schedules_api/start.sh

@@ -10,5 +10,11 @@ export SECRET_KEY_BASE=$(rails secret)
 # rails db:migrate
 # rails db:seed
 
+# docker doesn't remove the server socket when the container is closed
+# so remove it if it's still there
+if [ -f tmp/pids/server.pid ]; then
+  rm tmp/pids/server.pid
+fi
+
 # start the server
 rails s