GRN2-XX: Updated main script for CI and Dockerfile (#2614)

* GRN2-XX: Updated main script for ci

* patch for Dockerfile

* removed forced installation of mimemagic from Dockerfile

.github/workflows/main.yml

@@ -8,7 +8,11 @@ env:
   DB_PORT: 5432
 
 name: CI
-on: [push, pull_request]
+on:
+  push:
+    branches-ignore: "master"
+  pull_request:
+    branches: "*"
 
 jobs:
   test:

Dockerfile

@@ -10,7 +10,7 @@ ENV BUNDLE_APP_CONFIG="$RAILS_ROOT/.bundle"
 RUN mkdir -p $RAILS_ROOT
 WORKDIR $RAILS_ROOT
 
-ARG BUILD_PACKAGES="build-base curl-dev git"
+ARG BUILD_PACKAGES="build-base curl-dev git shared-mime-info"
 ARG DEV_PACKAGES="postgresql-dev sqlite-libs sqlite-dev yaml-dev zlib-dev nodejs yarn"
 ARG RUBY_PACKAGES="tzdata"