Switch to PostGIS ActiveRecord adapter

This adapter allows us to take advantage of features of PostGIS which we
can use for spatial querying.

Jira-Issue: MAV-6379
Jira-Issue: MAV-6706

Author: thomasleese

Gemfile

@@ -22,6 +22,7 @@ gem "stackprof"
 
 # 3rd party gems
 gem "activerecord-import"
+gem "activerecord-postgis-adapter"
 gem "activerecord-session_store"
 gem "active_record_union"
 gem "amazing_print"

Gemfile.lock

@@ -90,6 +90,9 @@ GEM
       timeout (>= 0.4.0)
     activerecord-import (2.2.0)
       activerecord (>= 4.2)
+    activerecord-postgis-adapter (11.1.1)
+      activerecord (~> 8.1.0)
+      rgeo-activerecord (~> 8.1.0)
     activerecord-session_store (2.2.0)
       actionpack (>= 7.0)
       activerecord (>= 7.0)
@@ -664,6 +667,10 @@ GEM
     reverse_markdown (3.0.2)
       nokogiri
     rexml (3.4.4)
+    rgeo (3.1.0)
+    rgeo-activerecord (8.1.0)
+      activerecord (>= 8.1, < 8.2)
+      rgeo (>= 3.0)
     rladr (1.2.0)
     rspec (3.13.2)
       rspec-core (~> 3.13.0)
@@ -910,6 +917,7 @@ PLATFORMS
 DEPENDENCIES
   active_record_union
   activerecord-import
+  activerecord-postgis-adapter
   activerecord-session_store
   amazing_print
   annotaterb

config/database.yml

@@ -1,5 +1,5 @@
 default: &default
-  adapter: postgresql
+  adapter: postgis
   encoding: unicode
   pool: <%= 5 * ENV.fetch("RAILS_MAX_THREADS", 5).to_i %>