diff --git a/.rubocop.yml b/.rubocop.yml
index 7f5e2681..534b6163 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -1,6 +1,9 @@
-inherit_from:
-  - https://raw.githubusercontent.com/decidim/decidim/release/0.28-stable/.rubocop.yml
+inherit_gem:
+  decidim-dev: rubocop-decidim.yml
 
 AllCops:
   Exclude:
-    - "spec/decidim_dummy_app*/**/*"
+    - 'db/**/*.rb'
+    - 'vendor/**/*'
+    - 'spec/decidim_dummy_app/**/*'
+    - 'development_app/**/*'
diff --git a/Gemfile b/Gemfile
index cdc3f0d2..12a5bed7 100644
--- a/Gemfile
+++ b/Gemfile
@@ -15,8 +15,9 @@ gemspec
 group :development, :test do
   gem "bootsnap", require: false
   gem "byebug", "~> 11.0", platform: :mri
-  gem "decidim", "0.30.1", require: true
-  gem "decidim-dev", "0.30.1", require: true
+  gem "decidim", "0.31", require: true
+  gem "decidim-dev", "~> 0.31", require: true
+  gem "decidim-initiatives", "~> 0.31"
   gem "faker", "~> 3.2"
   gem "letter_opener_web"
   gem "listen"
diff --git a/Gemfile.lock b/Gemfile.lock
index 6e59cdea..2a5e6442 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,90 +1,100 @@
 PATH
   remote: .
   specs:
-    decidim-file_authorization_handler (0.30.1.0)
-      decidim (~> 0.30.1)
-      decidim-admin (~> 0.30.1)
+    decidim-file_authorization_handler (0.31.0)
+      decidim (~> 0.31)
+      decidim-admin (~> 0.31)
+      decidim-initiatives (~> 0.31)
 
 GEM
   remote: https://rubygems.org/
   specs:
-    actioncable (7.0.8.7)
-      actionpack (= 7.0.8.7)
-      activesupport (= 7.0.8.7)
+    actioncable (7.2.3)
+      actionpack (= 7.2.3)
+      activesupport (= 7.2.3)
       nio4r (~> 2.0)
       websocket-driver (>= 0.6.1)
-    actionmailbox (7.0.8.7)
-      actionpack (= 7.0.8.7)
-      activejob (= 7.0.8.7)
-      activerecord (= 7.0.8.7)
-      activestorage (= 7.0.8.7)
-      activesupport (= 7.0.8.7)
-      mail (>= 2.7.1)
-      net-imap
-      net-pop
-      net-smtp
-    actionmailer (7.0.8.7)
-      actionpack (= 7.0.8.7)
-      actionview (= 7.0.8.7)
-      activejob (= 7.0.8.7)
-      activesupport (= 7.0.8.7)
-      mail (~> 2.5, >= 2.5.4)
-      net-imap
-      net-pop
-      net-smtp
-      rails-dom-testing (~> 2.0)
-    actionpack (7.0.8.7)
-      actionview (= 7.0.8.7)
-      activesupport (= 7.0.8.7)
-      rack (~> 2.0, >= 2.2.4)
+      zeitwerk (~> 2.6)
+    actionmailbox (7.2.3)
+      actionpack (= 7.2.3)
+      activejob (= 7.2.3)
+      activerecord (= 7.2.3)
+      activestorage (= 7.2.3)
+      activesupport (= 7.2.3)
+      mail (>= 2.8.0)
+    actionmailer (7.2.3)
+      actionpack (= 7.2.3)
+      actionview (= 7.2.3)
+      activejob (= 7.2.3)
+      activesupport (= 7.2.3)
+      mail (>= 2.8.0)
+      rails-dom-testing (~> 2.2)
+    actionpack (7.2.3)
+      actionview (= 7.2.3)
+      activesupport (= 7.2.3)
+      cgi
+      nokogiri (>= 1.8.5)
+      racc
+      rack (>= 2.2.4, < 3.3)
+      rack-session (>= 1.0.1)
       rack-test (>= 0.6.3)
-      rails-dom-testing (~> 2.0)
-      rails-html-sanitizer (~> 1.0, >= 1.2.0)
-    actiontext (7.0.8.7)
-      actionpack (= 7.0.8.7)
-      activerecord (= 7.0.8.7)
-      activestorage (= 7.0.8.7)
-      activesupport (= 7.0.8.7)
+      rails-dom-testing (~> 2.2)
+      rails-html-sanitizer (~> 1.6)
+      useragent (~> 0.16)
+    actiontext (7.2.3)
+      actionpack (= 7.2.3)
+      activerecord (= 7.2.3)
+      activestorage (= 7.2.3)
+      activesupport (= 7.2.3)
       globalid (>= 0.6.0)
       nokogiri (>= 1.8.5)
-    actionview (7.0.8.7)
-      activesupport (= 7.0.8.7)
+    actionview (7.2.3)
+      activesupport (= 7.2.3)
       builder (~> 3.1)
-      erubi (~> 1.4)
-      rails-dom-testing (~> 2.0)
-      rails-html-sanitizer (~> 1.1, >= 1.2.0)
+      cgi
+      erubi (~> 1.11)
+      rails-dom-testing (~> 2.2)
+      rails-html-sanitizer (~> 1.6)
     active_link_to (1.0.5)
       actionpack
       addressable
-    activejob (7.0.8.7)
-      activesupport (= 7.0.8.7)
+    activejob (7.2.3)
+      activesupport (= 7.2.3)
       globalid (>= 0.3.6)
-    activemodel (7.0.8.7)
-      activesupport (= 7.0.8.7)
-    activerecord (7.0.8.7)
-      activemodel (= 7.0.8.7)
-      activesupport (= 7.0.8.7)
-    activestorage (7.0.8.7)
-      actionpack (= 7.0.8.7)
-      activejob (= 7.0.8.7)
-      activerecord (= 7.0.8.7)
-      activesupport (= 7.0.8.7)
+    activemodel (7.2.3)
+      activesupport (= 7.2.3)
+    activerecord (7.2.3)
+      activemodel (= 7.2.3)
+      activesupport (= 7.2.3)
+      timeout (>= 0.4.0)
+    activestorage (7.2.3)
+      actionpack (= 7.2.3)
+      activejob (= 7.2.3)
+      activerecord (= 7.2.3)
+      activesupport (= 7.2.3)
       marcel (~> 1.0)
-      mini_mime (>= 1.1.0)
-    activesupport (7.0.8.7)
-      concurrent-ruby (~> 1.0, >= 1.0.2)
+    activesupport (7.2.3)
+      base64
+      benchmark (>= 0.3)
+      bigdecimal
+      concurrent-ruby (~> 1.0, >= 1.3.1)
+      connection_pool (>= 2.2.5)
+      drb
       i18n (>= 1.6, < 2)
+      logger (>= 1.4.2)
       minitest (>= 5.1)
-      tzinfo (~> 2.0)
-    acts_as_list (1.2.4)
+      securerandom (>= 0.3)
+      tzinfo (~> 2.0, >= 2.0.5)
+    acts_as_list (1.2.6)
       activerecord (>= 6.1)
       activesupport (>= 6.1)
-    addressable (2.8.7)
-      public_suffix (>= 2.0.2, < 7.0)
+    addressable (2.8.8)
+      public_suffix (>= 2.0.2, < 8.0)
     ast (2.4.2)
     base64 (0.3.0)
-    batch-loader (2.0.5)
-    bcrypt (3.1.20)
+    batch-loader (2.0.6)
+    bcrypt (3.1.21)
+    benchmark (0.5.0)
     better_html (2.1.1)
       actionview (>= 6.0)
       activesupport (>= 6.0)
@@ -92,7 +102,7 @@ GEM
       erubi (~> 1.4)
       parser (>= 2.4)
       smart_properties
-    bigdecimal (3.3.1)
+    bigdecimal (4.0.1)
     bootsnap (1.18.4)
       msgpack (~> 1.2)
     browser (6.2.0)
@@ -121,14 +131,16 @@ GEM
     cells-rails (0.1.6)
       actionpack (>= 5.0)
       cells (>= 4.1.6, < 5.0.0)
+    cgi (0.5.1)
     charlock_holmes (0.7.9)
     chartkick (5.1.5)
     childprocess (5.1.0)
       logger (~> 1.5)
+    chunky_png (1.4.0)
     cmdparse (3.0.7)
     commonmarker (0.23.12)
-    concurrent-ruby (1.3.4)
-    connection_pool (2.5.4)
+    concurrent-ruby (1.3.6)
+    connection_pool (3.0.2)
     crack (1.0.0)
       bigdecimal
       rexml
@@ -136,57 +148,61 @@ GEM
     css_parser (1.21.1)
       addressable
     csv (3.3.5)
-    date (3.4.1)
+    data_migrate (11.3.1)
+      activerecord (>= 6.1)
+      railties (>= 6.1)
+    date (3.5.1)
     date_validator (0.12.0)
       activemodel (>= 3)
       activesupport (>= 3)
-    decidim (0.30.1)
-      decidim-accountability (= 0.30.1)
-      decidim-admin (= 0.30.1)
-      decidim-api (= 0.30.1)
-      decidim-assemblies (= 0.30.1)
-      decidim-blogs (= 0.30.1)
-      decidim-budgets (= 0.30.1)
-      decidim-comments (= 0.30.1)
-      decidim-core (= 0.30.1)
-      decidim-debates (= 0.30.1)
-      decidim-forms (= 0.30.1)
-      decidim-generators (= 0.30.1)
-      decidim-meetings (= 0.30.1)
-      decidim-pages (= 0.30.1)
-      decidim-participatory_processes (= 0.30.1)
-      decidim-proposals (= 0.30.1)
-      decidim-sortitions (= 0.30.1)
-      decidim-surveys (= 0.30.1)
-      decidim-system (= 0.30.1)
-      decidim-verifications (= 0.30.1)
-    decidim-accountability (0.30.1)
-      decidim-comments (= 0.30.1)
-      decidim-core (= 0.30.1)
-    decidim-admin (0.30.1)
+    decidim (0.31.0)
+      decidim-accountability (= 0.31.0)
+      decidim-admin (= 0.31.0)
+      decidim-api (= 0.31.0)
+      decidim-assemblies (= 0.31.0)
+      decidim-blogs (= 0.31.0)
+      decidim-budgets (= 0.31.0)
+      decidim-comments (= 0.31.0)
+      decidim-core (= 0.31.0)
+      decidim-debates (= 0.31.0)
+      decidim-forms (= 0.31.0)
+      decidim-generators (= 0.31.0)
+      decidim-meetings (= 0.31.0)
+      decidim-pages (= 0.31.0)
+      decidim-participatory_processes (= 0.31.0)
+      decidim-proposals (= 0.31.0)
+      decidim-sortitions (= 0.31.0)
+      decidim-surveys (= 0.31.0)
+      decidim-system (= 0.31.0)
+      decidim-verifications (= 0.31.0)
+    decidim-accountability (0.31.0)
+      decidim-comments (= 0.31.0)
+      decidim-core (= 0.31.0)
+    decidim-admin (0.31.0)
       active_link_to (~> 1.0)
-      decidim-core (= 0.30.1)
+      decidim-core (= 0.31.0)
       devise (~> 4.7)
       devise-i18n (~> 1.2)
       devise_invitable (~> 2.0, >= 2.0.9)
-    decidim-api (0.30.1)
-      decidim-core (= 0.30.1)
-      graphql (~> 2.4.0)
+    decidim-api (0.31.0)
+      decidim-core (= 0.31.0)
+      devise-jwt (~> 0.12.1)
+      graphql (~> 2.4.0, >= 2.4.17)
       graphql-docs (~> 5.0)
       rack-cors (~> 1.0)
-    decidim-assemblies (0.30.1)
-      decidim-core (= 0.30.1)
-    decidim-blogs (0.30.1)
-      decidim-admin (= 0.30.1)
-      decidim-comments (= 0.30.1)
-      decidim-core (= 0.30.1)
-    decidim-budgets (0.30.1)
-      decidim-comments (= 0.30.1)
-      decidim-core (= 0.30.1)
-    decidim-comments (0.30.1)
-      decidim-core (= 0.30.1)
+    decidim-assemblies (0.31.0)
+      decidim-core (= 0.31.0)
+    decidim-blogs (0.31.0)
+      decidim-admin (= 0.31.0)
+      decidim-comments (= 0.31.0)
+      decidim-core (= 0.31.0)
+    decidim-budgets (0.31.0)
+      decidim-comments (= 0.31.0)
+      decidim-core (= 0.31.0)
+    decidim-comments (0.31.0)
+      decidim-core (= 0.31.0)
       redcarpet (~> 3.5, >= 3.5.1)
-    decidim-core (0.30.1)
+    decidim-core (0.31.0)
       active_link_to (~> 1.0)
       acts_as_list (~> 1.0)
       batch-loader (~> 2.0)
@@ -195,7 +211,8 @@ GEM
       cells-rails (~> 0.1.3)
       charlock_holmes (~> 0.7)
       chartkick (~> 5.1.2)
-      concurrent-ruby (= 1.3.4)
+      concurrent-ruby (~> 1.3.0)
+      data_migrate (~> 11.3)
       date_validator (~> 0.12.0)
       devise (~> 4.7)
       devise-i18n (~> 1.2)
@@ -227,30 +244,31 @@ GEM
       premailer-rails (~> 1.10)
       rack (~> 2.2, >= 2.2.8.1)
       rack-attack (~> 6.0)
-      rails (~> 7.0.8)
+      rails (~> 7.2.0, >= 7.2.2.2)
       rails-i18n (~> 7.0)
       ransack (~> 4.2.0)
       redis (~> 4.1)
       request_store (~> 1.7.0)
+      rqrcode (~> 2.2.0)
       rubyXL (~> 3.4)
       rubyzip (~> 2.0)
-      shakapacker (~> 7.1.0)
+      shakapacker (~> 8.3.0)
       valid_email2 (~> 7.0)
       web-push (~> 3.0)
       wisper (~> 3.0)
-    decidim-debates (0.30.1)
-      decidim-comments (= 0.30.1)
-      decidim-core (= 0.30.1)
-    decidim-dev (0.30.1)
+    decidim-debates (0.31.0)
+      decidim-comments (= 0.31.0)
+      decidim-core (= 0.31.0)
+    decidim-dev (0.31.0)
       bullet (~> 8.0.0)
       byebug (~> 11.0)
       capybara (~> 3.39)
-      decidim-admin (= 0.30.1)
-      decidim-api (= 0.30.1)
-      decidim-comments (= 0.30.1)
-      decidim-core (= 0.30.1)
-      decidim-generators (= 0.30.1)
-      decidim-verifications (= 0.30.1)
+      decidim-admin (= 0.31.0)
+      decidim-api (= 0.31.0)
+      decidim-comments (= 0.31.0)
+      decidim-core (= 0.31.0)
+      decidim-generators (= 0.31.0)
+      decidim-verifications (= 0.31.0)
       erb_lint (~> 0.8.0)
       factory_bot_rails (~> 6.2)
       faker (~> 3.2)
@@ -265,16 +283,16 @@ GEM
       rspec-rails (~> 6.0)
       rspec-retry (~> 0.6.2)
       rspec_junit_formatter (~> 0.6.0)
-      rubocop (~> 1.69.0)
-      rubocop-capybara (~> 2.21)
-      rubocop-factory_bot (~> 2.26)
-      rubocop-faker (~> 1.1)
-      rubocop-graphql (~> 1.5)
-      rubocop-performance (~> 1.21)
-      rubocop-rails (~> 2.25)
-      rubocop-rspec (~> 3.0)
-      rubocop-rspec_rails (~> 2.30)
-      rubocop-rubycw (~> 0.1)
+      rubocop (~> 1.78.0)
+      rubocop-capybara (~> 2.22.0, >= 2.22.1)
+      rubocop-factory_bot (~> 2.27.0)
+      rubocop-faker (~> 1.3, >= 1.3.0)
+      rubocop-graphql (~> 1.5, >= 1.5.6)
+      rubocop-performance (~> 1.25, >= 1.25.0)
+      rubocop-rails (~> 2.32.0, >= 2.32.0)
+      rubocop-rspec (~> 3.0, >= 3.6.0)
+      rubocop-rspec_rails (~> 2.31.0)
+      rubocop-rubycw (~> 0.2.0)
       selenium-webdriver (~> 4.9)
       simplecov (~> 0.22.0)
       simplecov-cobertura (~> 2.1.0)
@@ -283,39 +301,44 @@ GEM
       w3c_rspec_validators (~> 0.3.0)
       webmock (~> 3.18)
       wisper-rspec (~> 1.0)
-    decidim-forms (0.30.1)
-      decidim-core (= 0.30.1)
-    decidim-generators (0.30.1)
-      decidim-core (= 0.30.1)
-    decidim-meetings (0.30.1)
-      decidim-core (= 0.30.1)
-      decidim-forms (= 0.30.1)
+    decidim-forms (0.31.0)
+      decidim-core (= 0.31.0)
+    decidim-generators (0.31.0)
+      decidim-core (= 0.31.0)
+    decidim-initiatives (0.31.0)
+      decidim-admin (= 0.31.0)
+      decidim-comments (= 0.31.0)
+      decidim-core (= 0.31.0)
+      decidim-verifications (= 0.31.0)
+    decidim-meetings (0.31.0)
+      decidim-core (= 0.31.0)
+      decidim-forms (= 0.31.0)
       icalendar (~> 2.5)
-    decidim-pages (0.30.1)
-      decidim-core (= 0.30.1)
-    decidim-participatory_processes (0.30.1)
-      decidim-core (= 0.30.1)
-    decidim-proposals (0.30.1)
-      decidim-comments (= 0.30.1)
-      decidim-core (= 0.30.1)
-      doc2text (~> 0.4.7)
+    decidim-pages (0.31.0)
+      decidim-core (= 0.31.0)
+    decidim-participatory_processes (0.31.0)
+      decidim-core (= 0.31.0)
+    decidim-proposals (0.31.0)
+      decidim-comments (= 0.31.0)
+      decidim-core (= 0.31.0)
+      doc2text (~> 0.4.0, >= 0.4.8)
       redcarpet (~> 3.5, >= 3.5.1)
-    decidim-sortitions (0.30.1)
-      decidim-admin (= 0.30.1)
-      decidim-comments (= 0.30.1)
-      decidim-core (= 0.30.1)
-      decidim-proposals (= 0.30.1)
-    decidim-surveys (0.30.1)
-      decidim-core (= 0.30.1)
-      decidim-forms (= 0.30.1)
-    decidim-system (0.30.1)
+    decidim-sortitions (0.31.0)
+      decidim-admin (= 0.31.0)
+      decidim-comments (= 0.31.0)
+      decidim-core (= 0.31.0)
+      decidim-proposals (= 0.31.0)
+    decidim-surveys (0.31.0)
+      decidim-core (= 0.31.0)
+      decidim-forms (= 0.31.0)
+    decidim-system (0.31.0)
       active_link_to (~> 1.0)
-      decidim-core (= 0.30.1)
+      decidim-core (= 0.31.0)
       devise (~> 4.7)
       devise-i18n (~> 1.2)
       devise_invitable (~> 2.0, >= 2.0.9)
-    decidim-verifications (0.30.1)
-      decidim-core (= 0.30.1)
+    decidim-verifications (0.31.0)
+      decidim-core (= 0.31.0)
     declarative-builder (0.2.0)
       trailblazer-option (~> 0.1.0)
     declarative-option (0.1.0)
@@ -328,6 +351,9 @@ GEM
     devise-i18n (1.15.0)
       devise (>= 4.9.0)
       rails-i18n
+    devise-jwt (0.12.1)
+      devise (~> 4.0)
+      warden-jwt_auth (~> 0.10)
     devise_invitable (2.0.11)
       actionmailer (>= 5.0)
       devise (>= 4.6)
@@ -340,6 +366,18 @@ GEM
     doorkeeper (5.8.2)
       railties (>= 5)
     doorkeeper-i18n (4.0.1)
+    drb (2.2.3)
+    dry-auto_inject (1.1.0)
+      dry-core (~> 1.1)
+      zeitwerk (~> 2.6)
+    dry-configurable (1.3.0)
+      dry-core (~> 1.1)
+      zeitwerk (~> 2.6)
+    dry-core (1.2.0)
+      concurrent-ruby (~> 1.0)
+      logger
+      zeitwerk (~> 2.6)
+    erb (6.0.1)
     erb_lint (0.8.0)
       activesupport
       better_html (>= 2.0.1)
@@ -351,7 +389,7 @@ GEM
       temple
     erubi (1.13.1)
     escape_utils (1.3.0)
-    excon (1.3.0)
+    excon (1.3.2)
       logger
     extended-markdown-filter (0.7.0)
       html-pipeline (~> 2.9)
@@ -366,16 +404,16 @@ GEM
       faraday-net_http (>= 2.0, < 3.5)
       json
       logger
-    faraday-net_http (3.4.1)
-      net-http (>= 0.5.0)
-    ffi (1.17.2-aarch64-linux-gnu)
-    ffi (1.17.2-aarch64-linux-musl)
-    ffi (1.17.2-arm-linux-gnu)
-    ffi (1.17.2-arm-linux-musl)
-    ffi (1.17.2-arm64-darwin)
-    ffi (1.17.2-x86_64-darwin)
-    ffi (1.17.2-x86_64-linux-gnu)
-    ffi (1.17.2-x86_64-linux-musl)
+    faraday-net_http (3.4.2)
+      net-http (~> 0.5)
+    ffi (1.17.3-aarch64-linux-gnu)
+    ffi (1.17.3-aarch64-linux-musl)
+    ffi (1.17.3-arm-linux-gnu)
+    ffi (1.17.3-arm-linux-musl)
+    ffi (1.17.3-arm64-darwin)
+    ffi (1.17.3-x86_64-darwin)
+    ffi (1.17.3-x86_64-linux-gnu)
+    ffi (1.17.3-x86_64-linux-musl)
     fiber-storage (1.0.1)
     file_validators (3.0.0)
       activemodel (>= 3.2)
@@ -387,7 +425,7 @@ GEM
       mime-types
     fog-local (0.9.0)
       fog-core (>= 1.27, < 3.0)
-    formatador (1.2.1)
+    formatador (1.2.3)
       reline
     gemoji (3.0.1)
     geocoder (1.8.6)
@@ -396,25 +434,25 @@ GEM
     geom2d (0.4.1)
     globalid (1.3.0)
       activesupport (>= 6.1)
-    google-protobuf (4.32.1)
+    google-protobuf (4.33.4)
       bigdecimal
       rake (>= 13)
-    google-protobuf (4.32.1-aarch64-linux-gnu)
+    google-protobuf (4.33.4-aarch64-linux-gnu)
       bigdecimal
       rake (>= 13)
-    google-protobuf (4.32.1-aarch64-linux-musl)
+    google-protobuf (4.33.4-aarch64-linux-musl)
       bigdecimal
       rake (>= 13)
-    google-protobuf (4.32.1-arm64-darwin)
+    google-protobuf (4.33.4-arm64-darwin)
       bigdecimal
       rake (>= 13)
-    google-protobuf (4.32.1-x86_64-darwin)
+    google-protobuf (4.33.4-x86_64-darwin)
       bigdecimal
       rake (>= 13)
-    google-protobuf (4.32.1-x86_64-linux-gnu)
+    google-protobuf (4.33.4-x86_64-linux-gnu)
       bigdecimal
       rake (>= 13)
-    google-protobuf (4.32.1-x86_64-linux-musl)
+    google-protobuf (4.33.4-x86_64-linux-musl)
       bigdecimal
       rake (>= 13)
     graphql (2.4.17)
@@ -432,7 +470,8 @@ GEM
       ostruct (~> 0.6)
       sass-embedded (~> 1.58)
     hashdiff (1.2.1)
-    hashie (5.0.0)
+    hashie (5.1.0)
+      logger
     hexapdf (1.1.1)
       cmdparse (~> 3.0, >= 3.0.3)
       geom2d (~> 0.4, >= 0.4.1)
@@ -443,8 +482,8 @@ GEM
     html-pipeline (2.14.3)
       activesupport (>= 2)
       nokogiri (>= 1.4)
-    htmlentities (4.3.4)
-    i18n (1.14.7)
+    htmlentities (4.4.2)
+    i18n (1.14.8)
       concurrent-ruby (~> 1.0)
     i18n-tasks (1.0.15)
       activesupport (>= 4.0.2)
@@ -457,7 +496,7 @@ GEM
       rainbow (>= 2.2.2, < 4.0)
       ruby-progressbar (~> 1.8, >= 1.8.1)
       terminal-table (>= 1.5.1)
-    icalendar (2.12.0)
+    icalendar (2.12.1)
       base64
       ice_cube (~> 0.16)
       logger
@@ -468,8 +507,12 @@ GEM
       ruby-vips (>= 2.0.17, < 3)
     invisible_captcha (0.13.0)
       rails (>= 3.2.0)
-    io-console (0.8.1)
-    json (2.15.1)
+    io-console (0.8.2)
+    irb (1.16.0)
+      pp (>= 0.6.0)
+      rdoc (>= 4.0.0)
+      reline (>= 0.4.2)
+    json (2.18.0)
     jwt (3.1.2)
       base64
     kaminari (1.2.2)
@@ -496,34 +539,36 @@ GEM
       letter_opener (~> 1.9)
       railties (>= 6.1)
       rexml
+    lint_roller (1.1.0)
     listen (3.9.0)
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
     logger (1.7.0)
-    loofah (2.24.1)
+    loofah (2.25.0)
       crass (~> 1.0.2)
       nokogiri (>= 1.12.0)
-    mail (2.8.1)
+    mail (2.9.0)
+      logger
       mini_mime (>= 0.1.1)
       net-imap
       net-pop
       net-smtp
     marcel (1.1.0)
     matrix (0.4.2)
-    method_source (1.1.0)
     mime-types (3.7.0)
       logger
       mime-types-data (~> 3.2025, >= 3.2025.0507)
-    mime-types-data (3.2025.0924)
+    mime-types-data (3.2026.0113)
     mini_magick (4.13.2)
     mini_mime (1.1.5)
-    minitest (5.26.0)
+    minitest (6.0.1)
+      prism (~> 1.5)
     msgpack (1.8.0)
-    multi_xml (0.7.2)
-      bigdecimal (~> 3.1)
-    net-http (0.6.0)
-      uri
-    net-imap (0.5.12)
+    multi_xml (0.8.1)
+      bigdecimal (>= 3.1, < 5)
+    net-http (0.9.1)
+      uri (>= 0.11.1)
+    net-imap (0.6.2)
       date
       net-protocol
     net-pop (0.1.2)
@@ -532,30 +577,31 @@ GEM
       timeout
     net-smtp (0.5.1)
       net-protocol
-    nio4r (2.7.4)
-    nokogiri (1.18.10-aarch64-linux-gnu)
+    nio4r (2.7.5)
+    nokogiri (1.19.0-aarch64-linux-gnu)
       racc (~> 1.4)
-    nokogiri (1.18.10-aarch64-linux-musl)
+    nokogiri (1.19.0-aarch64-linux-musl)
       racc (~> 1.4)
-    nokogiri (1.18.10-arm-linux-gnu)
+    nokogiri (1.19.0-arm-linux-gnu)
       racc (~> 1.4)
-    nokogiri (1.18.10-arm-linux-musl)
+    nokogiri (1.19.0-arm-linux-musl)
       racc (~> 1.4)
-    nokogiri (1.18.10-arm64-darwin)
+    nokogiri (1.19.0-arm64-darwin)
       racc (~> 1.4)
-    nokogiri (1.18.10-x86_64-darwin)
+    nokogiri (1.19.0-x86_64-darwin)
       racc (~> 1.4)
-    nokogiri (1.18.10-x86_64-linux-gnu)
+    nokogiri (1.19.0-x86_64-linux-gnu)
       racc (~> 1.4)
-    nokogiri (1.18.10-x86_64-linux-musl)
+    nokogiri (1.19.0-x86_64-linux-musl)
       racc (~> 1.4)
-    oauth (1.1.2)
+    oauth (1.1.3)
+      base64 (~> 0.1)
       oauth-tty (~> 1.0, >= 1.0.6)
       snaky_hash (~> 2.0)
       version_gem (~> 1.1, >= 1.1.9)
     oauth-tty (1.0.6)
       version_gem (~> 1.1, >= 1.1.9)
-    oauth2 (2.0.17)
+    oauth2 (2.0.18)
       faraday (>= 0.17.3, < 4.0)
       jwt (>= 1.0, < 4.0)
       logger (~> 1.2)
@@ -579,8 +625,8 @@ GEM
       oauth
       omniauth (>= 1.0, < 3)
       rack (>= 1.6.2, < 4)
-    omniauth-oauth2 (1.8.0)
-      oauth2 (>= 1.4, < 3)
+    omniauth-oauth2 (1.9.0)
+      oauth2 (>= 2.0.2, < 3)
       omniauth (~> 2.0)
     omniauth-rails_csrf_protection (1.0.2)
       actionpack (>= 4.2)
@@ -588,9 +634,10 @@ GEM
     omniauth-twitter (1.4.0)
       omniauth-oauth (~> 1.1)
       rack
-    openssl (3.3.1)
+    openssl (4.0.0)
     orm_adapter (0.5.0)
     ostruct (0.6.3)
+    package_json (0.2.0)
     paper_trail (16.0.0)
       activerecord (>= 6.1)
       request_store (~> 1.4)
@@ -599,13 +646,15 @@ GEM
       parallel
     paranoia (3.0.1)
       activerecord (>= 6, < 8.1)
-    parser (3.3.7.1)
+    parser (3.3.10.1)
       ast (~> 2.4.1)
       racc
     pg (1.5.9)
     pg_search (2.3.7)
       activerecord (>= 6.1)
       activesupport (>= 6.1)
+    pp (0.6.3)
+      prettyprint
     premailer (1.27.0)
       addressable
       css_parser (>= 1.19.0)
@@ -614,12 +663,17 @@ GEM
       actionmailer (>= 3)
       net-smtp
       premailer (~> 1.7, >= 1.7.9)
-    public_suffix (6.0.2)
+    prettyprint (0.2.0)
+    prism (1.8.0)
+    psych (5.3.1)
+      date
+      stringio
+    public_suffix (7.0.2)
     puma (6.6.0)
       nio4r (~> 2.0)
     racc (1.8.1)
-    rack (2.2.20)
-    rack-attack (6.7.0)
+    rack (2.2.21)
+    rack-attack (6.8.0)
       rack (>= 1.0, < 4)
     rack-cors (1.1.1)
       rack (>= 2.0.0)
@@ -630,22 +684,27 @@ GEM
       rack (~> 2.2, >= 2.2.4)
     rack-proxy (0.7.7)
       rack
+    rack-session (1.0.2)
+      rack (< 3)
     rack-test (2.2.0)
       rack (>= 1.3)
-    rails (7.0.8.7)
-      actioncable (= 7.0.8.7)
-      actionmailbox (= 7.0.8.7)
-      actionmailer (= 7.0.8.7)
-      actionpack (= 7.0.8.7)
-      actiontext (= 7.0.8.7)
-      actionview (= 7.0.8.7)
-      activejob (= 7.0.8.7)
-      activemodel (= 7.0.8.7)
-      activerecord (= 7.0.8.7)
-      activestorage (= 7.0.8.7)
-      activesupport (= 7.0.8.7)
+    rackup (1.0.1)
+      rack (< 3)
+      webrick
+    rails (7.2.3)
+      actioncable (= 7.2.3)
+      actionmailbox (= 7.2.3)
+      actionmailer (= 7.2.3)
+      actionpack (= 7.2.3)
+      actiontext (= 7.2.3)
+      actionview (= 7.2.3)
+      activejob (= 7.2.3)
+      activemodel (= 7.2.3)
+      activerecord (= 7.2.3)
+      activestorage (= 7.2.3)
+      activesupport (= 7.2.3)
       bundler (>= 1.15.0)
-      railties (= 7.0.8.7)
+      railties (= 7.2.3)
     rails-controller-testing (1.0.5)
       actionpack (>= 5.0.1.rc1)
       actionview (>= 5.0.1.rc1)
@@ -660,15 +719,18 @@ GEM
     rails-i18n (7.0.10)
       i18n (>= 0.7, < 2)
       railties (>= 6.0.0, < 8)
-    railties (7.0.8.7)
-      actionpack (= 7.0.8.7)
-      activesupport (= 7.0.8.7)
-      method_source
+    railties (7.2.3)
+      actionpack (= 7.2.3)
+      activesupport (= 7.2.3)
+      cgi
+      irb (~> 1.13)
+      rackup (>= 1.0.0)
       rake (>= 12.2)
-      thor (~> 1.0)
-      zeitwerk (~> 2.5)
+      thor (~> 1.0, >= 1.2.2)
+      tsort (>= 0.2)
+      zeitwerk (~> 2.6)
     rainbow (3.1.1)
-    rake (13.3.0)
+    rake (13.3.1)
     ransack (4.2.1)
       activerecord (>= 6.1.5)
       activesupport (>= 6.1.5)
@@ -676,12 +738,16 @@ GEM
     rb-fsevent (0.11.2)
     rb-inotify (0.11.1)
       ffi (~> 1.0)
+    rdoc (7.1.0)
+      erb
+      psych (>= 4.0.0)
+      tsort
     redcarpet (3.6.1)
     redis (4.8.1)
     redis-client (0.26.1)
       connection_pool
     regexp_parser (2.10.0)
-    reline (0.6.2)
+    reline (0.6.3)
       io-console (~> 0.5)
     request_store (1.7.0)
       rack (>= 1.4)
@@ -689,6 +755,10 @@ GEM
       actionpack (>= 7.0)
       railties (>= 7.0)
     rexml (3.4.1)
+    rqrcode (2.2.0)
+      chunky_png (~> 1.0)
+      rqrcode_core (~> 1.0)
+    rqrcode_core (1.2.0)
     rspec (3.13.0)
       rspec-core (~> 3.13.0)
       rspec-expectations (~> 3.13.0)
@@ -720,66 +790,78 @@ GEM
     rspec-support (3.13.2)
     rspec_junit_formatter (0.6.0)
       rspec-core (>= 2, < 4, != 2.12.0)
-    rubocop (1.69.2)
+    rubocop (1.78.0)
       json (~> 2.3)
-      language_server-protocol (>= 3.17.0)
+      language_server-protocol (~> 3.17.0.2)
+      lint_roller (~> 1.1.0)
       parallel (~> 1.10)
       parser (>= 3.3.0.2)
       rainbow (>= 2.2.2, < 4.0)
       regexp_parser (>= 2.9.3, < 3.0)
-      rubocop-ast (>= 1.36.2, < 2.0)
+      rubocop-ast (>= 1.45.1, < 2.0)
       ruby-progressbar (~> 1.7)
       unicode-display_width (>= 2.4.0, < 4.0)
-    rubocop-ast (1.38.1)
-      parser (>= 3.3.1.0)
-    rubocop-capybara (2.21.0)
-      rubocop (~> 1.41)
-    rubocop-factory_bot (2.26.1)
-      rubocop (~> 1.61)
-    rubocop-faker (1.2.0)
+    rubocop-ast (1.49.0)
+      parser (>= 3.3.7.2)
+      prism (~> 1.7)
+    rubocop-capybara (2.22.1)
+      lint_roller (~> 1.1)
+      rubocop (~> 1.72, >= 1.72.1)
+    rubocop-factory_bot (2.27.1)
+      lint_roller (~> 1.1)
+      rubocop (~> 1.72, >= 1.72.1)
+    rubocop-faker (1.3.0)
       faker (>= 2.12.0)
-      rubocop (>= 1.13.0)
-    rubocop-graphql (1.5.4)
-      rubocop (>= 1.50, < 2)
-    rubocop-performance (1.23.1)
-      rubocop (>= 1.48.1, < 2.0)
-      rubocop-ast (>= 1.31.1, < 2.0)
-    rubocop-rails (2.29.1)
+      lint_roller (~> 1.1)
+      rubocop (>= 1.72.1)
+    rubocop-graphql (1.5.6)
+      lint_roller (~> 1.1)
+      rubocop (>= 1.72.1, < 2)
+    rubocop-performance (1.26.1)
+      lint_roller (~> 1.1)
+      rubocop (>= 1.75.0, < 2.0)
+      rubocop-ast (>= 1.47.1, < 2.0)
+    rubocop-rails (2.32.0)
       activesupport (>= 4.2.0)
+      lint_roller (~> 1.1)
       rack (>= 1.1)
-      rubocop (>= 1.52.0, < 2.0)
-      rubocop-ast (>= 1.31.1, < 2.0)
-    rubocop-rspec (3.4.0)
-      rubocop (~> 1.61)
-    rubocop-rspec_rails (2.30.0)
-      rubocop (~> 1.61)
-      rubocop-rspec (~> 3, >= 3.0.1)
-    rubocop-rubycw (0.1.6)
-      rubocop (~> 1.0)
+      rubocop (>= 1.75.0, < 2.0)
+      rubocop-ast (>= 1.44.0, < 2.0)
+    rubocop-rspec (3.7.0)
+      lint_roller (~> 1.1)
+      rubocop (~> 1.72, >= 1.72.1)
+    rubocop-rspec_rails (2.31.0)
+      lint_roller (~> 1.1)
+      rubocop (~> 1.72, >= 1.72.1)
+      rubocop-rspec (~> 3.5)
+    rubocop-rubycw (0.2.2)
+      lint_roller (~> 1.1)
+      rubocop (~> 1.72, >= 1.72.1)
     ruby-progressbar (1.13.0)
-    ruby-vips (2.2.5)
+    ruby-vips (2.3.0)
       ffi (~> 1.12)
       logger
     rubyXL (3.4.33)
       nokogiri (>= 1.10.8)
       rubyzip (>= 1.3.0)
     rubyzip (2.3.2)
-    sass-embedded (1.93.2-aarch64-linux-gnu)
+    sass-embedded (1.97.3-aarch64-linux-gnu)
       google-protobuf (~> 4.31)
-    sass-embedded (1.93.2-aarch64-linux-musl)
+    sass-embedded (1.97.3-aarch64-linux-musl)
       google-protobuf (~> 4.31)
-    sass-embedded (1.93.2-arm-linux-gnueabihf)
+    sass-embedded (1.97.3-arm-linux-gnueabihf)
       google-protobuf (~> 4.31)
-    sass-embedded (1.93.2-arm-linux-musleabihf)
+    sass-embedded (1.97.3-arm-linux-musleabihf)
       google-protobuf (~> 4.31)
-    sass-embedded (1.93.2-arm64-darwin)
+    sass-embedded (1.97.3-arm64-darwin)
       google-protobuf (~> 4.31)
-    sass-embedded (1.93.2-x86_64-darwin)
+    sass-embedded (1.97.3-x86_64-darwin)
       google-protobuf (~> 4.31)
-    sass-embedded (1.93.2-x86_64-linux-gnu)
+    sass-embedded (1.97.3-x86_64-linux-gnu)
       google-protobuf (~> 4.31)
-    sass-embedded (1.93.2-x86_64-linux-musl)
+    sass-embedded (1.97.3-x86_64-linux-musl)
       google-protobuf (~> 4.31)
+    securerandom (0.4.1)
     selenium-webdriver (4.29.1)
       base64 (~> 0.2)
       logger (~> 1.4)
@@ -787,8 +869,9 @@ GEM
       rubyzip (>= 1.2.2, < 3.0)
       websocket (~> 1.0)
     semantic_range (3.1.0)
-    shakapacker (7.1.0)
+    shakapacker (8.3.0)
       activesupport (>= 5.2)
+      package_json
       rack-proxy (>= 0.6.1)
       railties (>= 5.2)
       semantic_range (>= 2.3.0)
@@ -815,20 +898,23 @@ GEM
     spring-watcher-listen (2.1.0)
       listen (>= 2.7, < 4.0)
       spring (>= 4)
-    strscan (3.1.5)
+    stringio (3.2.0)
+    strscan (3.1.7)
     temple (0.10.4)
     terminal-table (4.0.0)
       unicode-display_width (>= 1.1.1, < 4)
-    thor (1.4.0)
-    tilt (2.6.1)
-    timeout (0.4.3)
+    thor (1.5.0)
+    tilt (2.7.0)
+    timeout (0.6.0)
     trailblazer-option (0.1.2)
+    tsort (0.2.0)
     tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)
     uber (0.1.0)
     unicode-display_width (2.6.0)
     uniform_notifier (1.16.0)
-    uri (1.0.4)
+    uri (1.1.1)
+    useragent (0.16.11)
     valid_email2 (7.0.13)
       activemodel (>= 6.0)
       mail (~> 2.5)
@@ -843,13 +929,19 @@ GEM
       rexml (~> 3.2)
     warden (1.2.9)
       rack (>= 2.0.9)
-    web-push (3.0.2)
+    warden-jwt_auth (0.12.0)
+      dry-auto_inject (>= 0.8, < 2)
+      dry-configurable (>= 0.13, < 2)
+      jwt (>= 2.1, < 4)
+      warden (~> 1.2)
+    web-push (3.1.0)
       jwt (~> 3.0)
-      openssl (~> 3.0)
+      openssl (>= 3.0)
     webmock (3.25.1)
       addressable (>= 2.8.0)
       crack (>= 0.3.2)
       hashdiff (>= 0.4.0, < 2.0.0)
+    webrick (1.9.2)
     websocket (1.2.11)
     websocket-driver (0.8.0)
       base64
@@ -859,7 +951,7 @@ GEM
     wisper-rspec (1.1.0)
     xpath (3.2.0)
       nokogiri (~> 1.8)
-    zeitwerk (2.7.3)
+    zeitwerk (2.7.4)
 
 PLATFORMS
   aarch64-linux-gnu
@@ -874,9 +966,10 @@ PLATFORMS
 DEPENDENCIES
   bootsnap
   byebug (~> 11.0)
-  decidim (= 0.30.1)
-  decidim-dev (= 0.30.1)
+  decidim (= 0.31)
+  decidim-dev (~> 0.31)
   decidim-file_authorization_handler!
+  decidim-initiatives (~> 0.31)
   faker (~> 3.2)
   letter_opener_web
   listen
diff --git a/README.md b/README.md
index 6c93f116..6ca630f1 100644
--- a/README.md
+++ b/README.md
@@ -96,12 +96,6 @@ bin/rails decidim_file_authorization_handler:install:migrations
 bin/rails db:migrate
 ```
 
-Finally, add the following line to your `config/routes.rb` file:
-
-```ruby
-mount Decidim::FileAuthorizationHandler::AdminEngine => '/admin'
-```
-
 ## Create development_app
 Run:
 ```bash
@@ -112,8 +106,6 @@ bin/rails db:migrate
 
 ## Run tests
 
-Node 16.9.1 is required!
-
 Create a dummy app in your application (if not present):
 
 ```bash
@@ -138,7 +130,7 @@ undefined method 'decidim_file_authorization_handler_admin_path'
 for module#<Module:0x00007fa2aa4e2a10>
 ```
 
-review if you have mounted the Engine routes into your application routes.
+review if you have mounted the Engine routes into your application routes, cause is not longer necessary.
 
 ## License
 
diff --git a/app/models/decidim/file_authorization_handler/census_datum.rb b/app/models/decidim/file_authorization_handler/census_datum.rb
index b2e62cfd..312cd28a 100644
--- a/app/models/decidim/file_authorization_handler/census_datum.rb
+++ b/app/models/decidim/file_authorization_handler/census_datum.rb
@@ -27,7 +27,7 @@ def self.normalize_and_encode_id_document(id_document)
         return "" if id_document.blank?
 
         Digest::SHA256.hexdigest(
-          "#{id_document}-#{Rails.application.secrets.secret_key_base}"
+          "#{id_document}-#{Rails.application.secret_key_base}"
         )
       end
 
diff --git a/app/services/file_authorization_handler.rb b/app/services/file_authorization_handler.rb
index 27abac1e..99faefd6 100644
--- a/app/services/file_authorization_handler.rb
+++ b/app/services/file_authorization_handler.rb
@@ -49,7 +49,7 @@ def authorized?
   def unique_id
     return nil unless organization
 
-    Digest::SHA256.hexdigest("#{census_for_user&.id_document}-#{organization.id}-#{Rails.application.secrets.secret_key_base}")
+    Digest::SHA256.hexdigest("#{census_for_user&.id_document}-#{organization.id}-#{Rails.application.secret_key_base}")
   end
 
   def census_for_user
diff --git a/lib/decidim/file_authorization_handler/admin_engine.rb b/lib/decidim/file_authorization_handler/admin_engine.rb
index b904756d..fbbe470c 100644
--- a/lib/decidim/file_authorization_handler/admin_engine.rb
+++ b/lib/decidim/file_authorization_handler/admin_engine.rb
@@ -5,10 +5,19 @@ module FileAuthorizationHandler
     class AdminEngine < ::Rails::Engine
       isolate_namespace Decidim::FileAuthorizationHandler::Admin
 
+      paths["db/migrate"] = nil
+      paths["lib/tasks"] = nil
+
       routes do
         resource :censuses, only: [:show, :create, :destroy]
       end
 
+      initializer "decidim_file_authorization_handler.admin_mount_routes" do
+        Decidim::Core::Engine.routes do
+          mount Decidim::FileAuthorizationHandler::AdminEngine, at: "/admin/file_authorization_handler", as: "decidim_file_authorization_handler_admin"
+        end
+      end
+
       initializer "decidim_file_authorization.add_admin_menu" do
         Decidim.menu :admin_menu do |menu|
           menu.add_item :file_authorization_handler,
diff --git a/lib/decidim/file_authorization_handler/version.rb b/lib/decidim/file_authorization_handler/version.rb
index f4533fee..fca1c06a 100644
--- a/lib/decidim/file_authorization_handler/version.rb
+++ b/lib/decidim/file_authorization_handler/version.rb
@@ -2,7 +2,7 @@
 
 module Decidim
   module FileAuthorizationHandler
-    DECIDIM_VERSION = "0.30.1"
+    DECIDIM_VERSION = "0.31"
 
     # Uses the latest matching Decidim version for
     # - major, minor and patch
diff --git a/spec/helpers/decidim/file_authorization_handler/encoding_helper.rb b/spec/helpers/decidim/file_authorization_handler/encoding_helper.rb
index 740e4de0..b4dc8c46 100644
--- a/spec/helpers/decidim/file_authorization_handler/encoding_helper.rb
+++ b/spec/helpers/decidim/file_authorization_handler/encoding_helper.rb
@@ -4,7 +4,7 @@ module Decidim
   module FileAuthorizationHandler
     module EncodingHelper
       def encode_id_document(id_document)
-        Digest::SHA256.hexdigest("#{id_document}-#{Rails.application.secrets.secret_key_base}")
+        Digest::SHA256.hexdigest("#{id_document}-#{Rails.application.secret_key_base}")
       end
     end
   end
diff --git a/spec/services/decidim/file_authorization_handler/file_authorization_handler_spec.rb b/spec/services/decidim/file_authorization_handler/file_authorization_handler_spec.rb
index e9143cb7..1490f4c3 100644
--- a/spec/services/decidim/file_authorization_handler/file_authorization_handler_spec.rb
+++ b/spec/services/decidim/file_authorization_handler/file_authorization_handler_spec.rb
@@ -12,7 +12,7 @@
                    .with_context(current_organization: organization)
   end
   let!(:unique_id) do
-    Digest::SHA256.hexdigest("#{handler.census_for_user&.id_document}-#{organization.id}-#{Rails.application.secrets.secret_key_base}")
+    Digest::SHA256.hexdigest("#{handler.census_for_user&.id_document}-#{organization.id}-#{Rails.application.secret_key_base}")
   end
 
   it "accepts either id_document or document_number in the constructor" do