Feature/dynamic content (#605)

* Added dynamic content options

* Added defaults

* Added sane defaults

* Added IG operation providers for run time installation of IG's

* Refactored conditions for enabling the provider

* Refactoring

* Disable it by default in config as well

* document package install feature

* Added hosting options

* Provided better custom defaults

* Removed double default files

---------

Co-authored-by: Jose Costa Teixeira <jose.a.teixeira@gmail.com>

src/main/resources/application.yaml

@@ -14,8 +14,8 @@ spring:
     check-location: false
     baselineOnMigrate: true
   datasource:
-    url: 'jdbc:h2:file:./target/database/h2'
-    #url: jdbc:h2:mem:test_mem
+    #url: 'jdbc:h2:file:./target/database/h2'
+    url: jdbc:h2:mem:test_mem
     username: sa
     password: null
     driverClassName: org.h2.Driver
@@ -76,10 +76,12 @@ hapi:
     ### forces the use of the https:// protocol for the returned server address.
     ### alternatively, it may be set using the X-Forwarded-Proto header.
     #   use_apache_address_strategy_https: false
-    ### enables the server to host content like HTML, css, etc. under the url pattern of eg. /static/**
-    # staticLocationPrefix: /static
-    ### the deepest folder level will be used. E.g. - if you put file:/foo/bar/bazz as value then the files are resolved under /static/bazz/**
-    #staticLocation: file:/foo/bar/bazz
+    ### enables the server to overwrite defaults on HTML, css, etc. under the url pattern of eg. /content/custom **
+    ### Folder with custom content MUST be named custom. If omitted then default content applies
+    #custom_content_path: ./custom
+    ### enables the server host custom content. If e.g. the value ./configs/app is supplied then the content
+    ### will be served under /web/app
+    #app_content_path: ./configs/app
     ### enable to set the Server URL
     #    server_address: http://hapi.fhir.org/baseR4
     #    defer_indexing_for_codesystems_of_size: 101