diff --git a/.gitlab/issue_templates/Security developer workflow.md b/.gitlab/issue_templates/Security developer workflow.md
index 1b6a1f87216..039157bf845 100644
--- a/.gitlab/issue_templates/Security developer workflow.md	
+++ b/.gitlab/issue_templates/Security developer workflow.md	
@@ -9,10 +9,11 @@ Set the title to: `Description of the original issue`
 ## Prior to starting the security release work
 
 - [ ] Read the [security process for developers] if you are not familiar with it.
-- [ ] Link this issue in the Security Release issue on GitLab.com. You can find this issue in the topic of the `#releases` channel.
-- [ ] Add a link to the confidential `gitlab-org/gitlab` issue describing the vulnerability next to **Original issue** in the [links table](#links).
-- [ ] Add a link to the confidential `gitlab-org/gitlab` Security release issue next to **Security release issue** in the [links table](#links).
+- [ ] Mark this [issue as related] to the Security Release tracking issue. You can find it on the topic of the `#releases` Slack channel.
 - [ ] Run `scripts/security-harness` in your local repository to prevent accidentally pushing to any remote besides `gitlab.com/gitlab-org/security`.
+- Fill out the [Links section](#links):
+  - [ ] Next to **Issue on GitLab**, add a link to the `gitlab-org/gitlab` issue that describes the security vulnerability.
+  - [ ] Next to **Security Release tracking issue**, add a link to the security release issue that will include this security issue.
 
 ## Development
 
@@ -29,7 +30,8 @@ After your merge request has being approved according to our [approval guideline
    * You can use the script `bin/secpick` instead of the following steps, to help you cherry-picking. See the [secpick documentation]
 - [ ] Create each MR targeting the stable branch `X-Y-stable`, using the [Security Release merge request template].
    * Every merge request will have its own set of TODOs, so make sure to complete those.
-- [ ] Make sure all MRs are linked in the [Links section](#links)
+- [ ] On the "Related merge requests" section, ensure all MRs are linked to this issue.
+   * This section should only list the merge requests created for this issue: One targeting `master` and the 3 backports.
 
 ## Documentation and final details
 
@@ -46,8 +48,8 @@ After your merge request has being approved according to our [approval guideline
 
 | Description | Link |
 | -------- | -------- |
-| Original issue   | #TODO  |
-| Security release issue   | #TODO  |
+| Issue on [GitLab](https://gitlab.com/gitlab-org/gitlab/issues) | #TODO  |
+| Security Release tracking issue | #TODO  |
 | `master` MR | !TODO   |
 | `Backport X.Y` MR | !TODO   |
 | `Backport X.Y` MR | !TODO   |
@@ -68,5 +70,6 @@ After your merge request has being approved according to our [approval guideline
 [security Release merge request template]: https://gitlab.com/gitlab-org/security/gitlab/blob/master/.gitlab/merge_request_templates/Security%20Release.md
 [code review process]: https://docs.gitlab.com/ee/development/code_review.html
 [approval guidelines]: https://docs.gitlab.com/ee/development/code_review.html#approval-guidelines
+[issue as related]: https://docs.gitlab.com/ee/user/project/issues/related_issues.html#adding-a-related-issue
 
 /label ~security
diff --git a/Gemfile b/Gemfile
index 6d4f4d6eefa..907f1f0fec7 100644
--- a/Gemfile
+++ b/Gemfile
@@ -2,7 +2,7 @@ source 'https://rubygems.org'
 
 gem 'rails', '6.0.2'
 
-gem 'bootsnap', '~> 1.4'
+gem 'bootsnap', '~> 1.4.6'
 
 # Improves copy-on-write performance for MRI
 gem 'nakayoshi_fork', '~> 0.0.4'
diff --git a/Gemfile.lock b/Gemfile.lock
index bbf1148281b..5fe50053428 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -123,7 +123,7 @@ GEM
     binding_ninja (0.2.3)
     binding_of_caller (0.8.0)
       debug_inspector (>= 0.0.1)
-    bootsnap (1.4.5)
+    bootsnap (1.4.6)
       msgpack (~> 1.0)
     bootstrap_form (4.2.0)
       actionpack (>= 5.0)
@@ -1171,7 +1171,7 @@ DEPENDENCIES
   benchmark-memory (~> 0.1)
   better_errors (~> 2.5.0)
   binding_of_caller (~> 0.8.0)
-  bootsnap (~> 1.4)
+  bootsnap (~> 1.4.6)
   bootstrap_form (~> 4.2.0)
   brakeman (~> 4.2)
   browser (~> 2.5)
diff --git a/app/assets/javascripts/vue_shared/components/sidebar/labels_select/dropdown_title.vue b/app/assets/javascripts/vue_shared/components/sidebar/labels_select/dropdown_title.vue
index 574b63cf8a6..69fb2bb4524 100644
--- a/app/assets/javascripts/vue_shared/components/sidebar/labels_select/dropdown_title.vue
+++ b/app/assets/javascripts/vue_shared/components/sidebar/labels_select/dropdown_title.vue
@@ -1,5 +1,10 @@
 <script>
+import { GlLoadingIcon } from '@gitlab/ui';
+
 export default {
+  components: {
+    GlLoadingIcon,
+  },
   props: {
     canEdit: {
       type: Boolean,
@@ -13,7 +18,7 @@ export default {
   <div class="title hide-collapsed append-bottom-10">
     {{ __('Labels') }}
     <template v-if="canEdit">
-      <i aria-hidden="true" class="fa fa-spinner fa-spin block-loading" data-hidden="true"> </i>
+      <gl-loading-icon inline class="align-text-top block-loading" />
       <button
         type="button"
         class="edit-link btn btn-blank float-right js-sidebar-dropdown-toggle"
diff --git a/app/models/releases/link.rb b/app/models/releases/link.rb
index 58c2b98e524..65be2a22958 100644
--- a/app/models/releases/link.rb
+++ b/app/models/releases/link.rb
@@ -6,8 +6,11 @@ module Releases
 
     belongs_to :release
 
+    FILEPATH_REGEX = /\A\/([\-\.\w]+\/?)*[\da-zA-Z]+\z/.freeze
+
     validates :url, presence: true, addressable_url: { schemes: %w(http https ftp) }, uniqueness: { scope: :release }
     validates :name, presence: true, uniqueness: { scope: :release }
+    validates :filepath, uniqueness: { scope: :release }, format: { with: FILEPATH_REGEX }, allow_blank: true, length: { maximum: 128 }
 
     scope :sorted, -> { order(created_at: :desc) }
 
diff --git a/app/policies/project_snippet_policy.rb b/app/policies/project_snippet_policy.rb
index a38d9154102..869f4716298 100644
--- a/app/policies/project_snippet_policy.rb
+++ b/app/policies/project_snippet_policy.rb
@@ -31,7 +31,7 @@ class ProjectSnippetPolicy < BasePolicy
          ~can?(:read_all_resources))
   end.prevent :read_snippet
 
-  rule { internal_snippet & ~is_author & ~admin }.policy do
+  rule { internal_snippet & ~is_author & ~admin & ~project.maintainer }.policy do
     prevent :update_snippet
     prevent :admin_snippet
   end
@@ -42,7 +42,7 @@ class ProjectSnippetPolicy < BasePolicy
     prevent :admin_snippet
   end
 
-  rule { is_author | admin }.policy do
+  rule { is_author | admin | project.maintainer }.policy do
     enable :read_snippet
     enable :update_snippet
     enable :admin_snippet
diff --git a/app/views/projects/runners/_runner.html.haml b/app/views/projects/runners/_runner.html.haml
index 548977d6a80..55c702b967f 100644
--- a/app/views/projects/runners/_runner.html.haml
+++ b/app/views/projects/runners/_runner.html.haml
@@ -3,7 +3,7 @@
     = runner_status_icon(runner)
 
     - if @project_runners.include?(runner)
-      = link_to runner.short_sha, project_runner_path(@project, runner), class: 'commit-sha'
+      = link_to runner.short_sha.concat("..."), project_runner_path(@project, runner), class: 'commit-sha has-tooltip', title: _("Partial token for reference only")
 
       - if runner.locked?
         = icon('lock', class: 'has-tooltip', title: _('Locked to current projects'))
diff --git a/changelogs/unreleased/27300-enable-a-direct-link-to-a-release-and-release-assets-2.yml b/changelogs/unreleased/27300-enable-a-direct-link-to-a-release-and-release-assets-2.yml
new file mode 100644
index 00000000000..3ea5419e3f7
--- /dev/null
+++ b/changelogs/unreleased/27300-enable-a-direct-link-to-a-release-and-release-assets-2.yml
@@ -0,0 +1,5 @@
+---
+title: Add filepath to ReleaseLink
+merge_request: 25512
+author:
+type: added
diff --git a/changelogs/unreleased/40585-token-disclaimer.yml b/changelogs/unreleased/40585-token-disclaimer.yml
new file mode 100644
index 00000000000..ab0a5b4e148
--- /dev/null
+++ b/changelogs/unreleased/40585-token-disclaimer.yml
@@ -0,0 +1,5 @@
+---
+title: Improvement in token reference
+merge_request:
+author:
+type: other
diff --git a/changelogs/unreleased/fix-deployments-pagination.yml b/changelogs/unreleased/fix-deployments-pagination.yml
new file mode 100644
index 00000000000..5fe5e95f077
--- /dev/null
+++ b/changelogs/unreleased/fix-deployments-pagination.yml
@@ -0,0 +1,5 @@
+---
+title: Add API pagination for deployed merge requests
+merge_request: 25733
+author:
+type: performance
diff --git a/changelogs/unreleased/fj-207803-fix-project-snippet-policy-bug.yml b/changelogs/unreleased/fj-207803-fix-project-snippet-policy-bug.yml
new file mode 100644
index 00000000000..97659b6019a
--- /dev/null
+++ b/changelogs/unreleased/fj-207803-fix-project-snippet-policy-bug.yml
@@ -0,0 +1,5 @@
+---
+title: Fix bug deleting internal project snippets by project maintainer
+merge_request: 25792
+author:
+type: fixed
diff --git a/changelogs/unreleased/rk4bir-master-patch-97031.yml b/changelogs/unreleased/rk4bir-master-patch-97031.yml
new file mode 100644
index 00000000000..7271f9ab92b
--- /dev/null
+++ b/changelogs/unreleased/rk4bir-master-patch-97031.yml
@@ -0,0 +1,5 @@
+---
+title: Migrated the sidebar label select dropdown title component spinner to utilize GlLoadingIcon
+merge_request: 24914
+author: Raihan Kabir
+type: changed
diff --git a/changelogs/unreleased/sh-cleaup-prom-background-migrations.yml b/changelogs/unreleased/sh-cleaup-prom-background-migrations.yml
new file mode 100644
index 00000000000..f74d6560eb0
--- /dev/null
+++ b/changelogs/unreleased/sh-cleaup-prom-background-migrations.yml
@@ -0,0 +1,5 @@
+---
+title: Clean stale background migration jobs
+merge_request: 25707
+author:
+type: fixed
diff --git a/changelogs/unreleased/sh-upgrade-bootsnap-1-4-6.yml b/changelogs/unreleased/sh-upgrade-bootsnap-1-4-6.yml
new file mode 100644
index 00000000000..a33c056106f
--- /dev/null
+++ b/changelogs/unreleased/sh-upgrade-bootsnap-1-4-6.yml
@@ -0,0 +1,5 @@
+---
+title: Upgrade to Bootsnap 1.4.6
+merge_request: 25844
+author:
+type: performance
diff --git a/changelogs/unreleased/sy-alert-embeds.yml b/changelogs/unreleased/sy-alert-embeds.yml
new file mode 100644
index 00000000000..f18b93212dd
--- /dev/null
+++ b/changelogs/unreleased/sy-alert-embeds.yml
@@ -0,0 +1,5 @@
+---
+title: Add support for alert-based metric embeds in GFM
+merge_request: 25075
+author:
+type: added
diff --git a/db/migrate/20200219105209_add_filepath_to_release_links.rb b/db/migrate/20200219105209_add_filepath_to_release_links.rb
new file mode 100644
index 00000000000..bcc204c22e8
--- /dev/null
+++ b/db/migrate/20200219105209_add_filepath_to_release_links.rb
@@ -0,0 +1,8 @@
+# frozen_string_literal: true
+class AddFilepathToReleaseLinks < ActiveRecord::Migration[6.0]
+  DOWNTIME = false
+
+  def change
+    add_column :release_links, :filepath, :string, limit: 128
+  end
+end
diff --git a/db/migrate/20200221144534_drop_activate_prometheus_services_background_jobs.rb b/db/migrate/20200221144534_drop_activate_prometheus_services_background_jobs.rb
new file mode 100644
index 00000000000..13b041d8f95
--- /dev/null
+++ b/db/migrate/20200221144534_drop_activate_prometheus_services_background_jobs.rb
@@ -0,0 +1,26 @@
+# frozen_string_literal: true
+
+class DropActivatePrometheusServicesBackgroundJobs < ActiveRecord::Migration[6.0]
+  DOWNTIME = false
+  DROPPED_JOB_CLASS = 'ActivatePrometheusServicesForSharedClusterApplications'.freeze
+  QUEUE = 'background_migration'.freeze
+
+  def up
+    sidekiq_queues.each do |queue|
+      queue.each do |job|
+        klass, project_id, *should_be_empty = job.args
+        next unless klass == DROPPED_JOB_CLASS && project_id.is_a?(Integer) && should_be_empty.empty?
+
+        job.delete
+      end
+    end
+  end
+
+  def down
+    # no-op
+  end
+
+  def sidekiq_queues
+    [Sidekiq::ScheduledSet.new, Sidekiq::RetrySet.new, Sidekiq::Queue.new(QUEUE)]
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index 792e5e7b8b5..c3b1172c6dc 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 2020_02_21_105436) do
+ActiveRecord::Schema.define(version: 2020_02_21_144534) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "pg_trgm"
@@ -3648,6 +3648,7 @@ ActiveRecord::Schema.define(version: 2020_02_21_105436) do
     t.string "name", null: false
     t.datetime_with_timezone "created_at", null: false
     t.datetime_with_timezone "updated_at", null: false
+    t.string "filepath", limit: 128
     t.index ["release_id", "name"], name: "index_release_links_on_release_id_and_name", unique: true
     t.index ["release_id", "url"], name: "index_release_links_on_release_id_and_url", unique: true
   end
diff --git a/lib/api/deployments.rb b/lib/api/deployments.rb
index 487d4e37a56..cb1dca11e87 100644
--- a/lib/api/deployments.rb
+++ b/lib/api/deployments.rb
@@ -143,6 +143,7 @@ module API
         success Entities::MergeRequestBasic
       end
       params do
+        use :pagination
         requires :deployment_id, type: Integer, desc: 'The deployment ID'
         use :merge_requests_base_params
       end
@@ -153,7 +154,7 @@ module API
         mr_params = declared_params.merge(deployment_id: params[:deployment_id])
         merge_requests = MergeRequestsFinder.new(current_user, mr_params).execute
 
-        present merge_requests, { with: Entities::MergeRequestBasic, current_user: current_user }
+        present paginate(merge_requests), { with: Entities::MergeRequestBasic, current_user: current_user }
       end
     end
   end
diff --git a/lib/banzai/filter/inline_metrics_redactor_filter.rb b/lib/banzai/filter/inline_metrics_redactor_filter.rb
index 664a897970a..75bd3325bd4 100644
--- a/lib/banzai/filter/inline_metrics_redactor_filter.rb
+++ b/lib/banzai/filter/inline_metrics_redactor_filter.rb
@@ -143,3 +143,5 @@ module Banzai
     end
   end
 end
+
+Banzai::Filter::InlineMetricsRedactorFilter.prepend_if_ee('EE::Banzai::Filter::InlineMetricsRedactorFilter')
diff --git a/locale/gitlab.pot b/locale/gitlab.pot
index 0ed1aea1dce..402c4c5c17c 100644
--- a/locale/gitlab.pot
+++ b/locale/gitlab.pot
@@ -13655,6 +13655,9 @@ msgstr ""
 msgid "Part of merge request changes"
 msgstr ""
 
+msgid "Partial token for reference only"
+msgstr ""
+
 msgid "Participants"
 msgstr ""
 
diff --git a/spec/factories/releases/link.rb b/spec/factories/releases/link.rb
index 82446dbdb69..001deeb71a0 100644
--- a/spec/factories/releases/link.rb
+++ b/spec/factories/releases/link.rb
@@ -5,5 +5,6 @@ FactoryBot.define do
     release
     sequence(:name) { |n| "release-18.#{n}.dmg" }
     sequence(:url) { |n| "https://example.com/scrambled-url/app-#{n}.zip" }
+    sequence(:filepath) { |n| "/binaries/awesome-app-#{n}" }
   end
 end
diff --git a/spec/features/markdown/metrics_spec.rb b/spec/features/markdown/metrics_spec.rb
index 69e93268b57..81c6b6195c6 100644
--- a/spec/features/markdown/metrics_spec.rb
+++ b/spec/features/markdown/metrics_spec.rb
@@ -2,25 +2,32 @@
 
 require 'spec_helper'
 
-describe 'Metrics rendering', :js, :use_clean_rails_memory_store_caching, :sidekiq_might_not_need_inline do
+describe 'Metrics rendering', :js, :use_clean_rails_memory_store_caching, :sidekiq_inline do
   include PrometheusHelpers
   include GrafanaApiHelpers
+  include MetricsDashboardUrlHelpers
+
+  let_it_be(:user) { create(:user) }
+  let_it_be(:project) { create(:prometheus_project) }
+  let_it_be(:environment) { create(:environment, project: project) }
 
-  let(:user) { create(:user) }
-  let(:project) { create(:prometheus_project) }
-  let(:environment) { create(:environment, project: project) }
   let(:issue) { create(:issue, project: project, description: description) }
   let(:description) { "See [metrics dashboard](#{metrics_url}) for info." }
-  let(:metrics_url) { metrics_project_environment_url(project, environment) }
+  let(:metrics_url) { urls.metrics_project_environment_url(project, environment) }
 
   before do
-    configure_host
+    clear_host_from_memoized_variables
+
+    allow(::Gitlab.config.gitlab)
+      .to receive(:url)
+      .and_return(urls.root_url.chomp('/'))
+
     project.add_developer(user)
     sign_in(user)
   end
 
   after do
-    restore_host
+    clear_host_from_memoized_variables
   end
 
   context 'internal metrics embeds' do
@@ -38,7 +45,7 @@ describe 'Metrics rendering', :js, :use_clean_rails_memory_store_caching, :sidek
     end
 
     context 'when dashboard params are in included the url' do
-      let(:metrics_url) { metrics_project_environment_url(project, environment, **chart_params) }
+      let(:metrics_url) { urls.metrics_project_environment_url(project, environment, **chart_params) }
 
       let(:chart_params) do
         {
@@ -81,32 +88,4 @@ describe 'Metrics rendering', :js, :use_clean_rails_memory_store_caching, :sidek
   def import_common_metrics
     ::Gitlab::DatabaseImporters::CommonMetrics::Importer.new.execute
   end
-
-  def configure_host
-    @original_default_host = default_url_options[:host]
-    @original_gitlab_url = Gitlab.config.gitlab[:url]
-
-    # Ensure we create a metrics url with the right host.
-    # Configure host for route helpers in specs (also updates root_url):
-    default_url_options[:host] = Capybara.server_host
-
-    # Ensure we identify urls with the appropriate host.
-    # Configure host to include port in app:
-    Gitlab.config.gitlab[:url] = root_url.chomp('/')
-
-    clear_host_from_memoized_variables
-  end
-
-  def restore_host
-    default_url_options[:host] = @original_default_host
-    Gitlab.config.gitlab[:url] = @original_gitlab_url
-
-    clear_host_from_memoized_variables
-  end
-
-  def clear_host_from_memoized_variables
-    [:metrics_regex, :grafana_regex].each do |method_name|
-      Gitlab::Metrics::Dashboard::Url.clear_memoization(method_name)
-    end
-  end
 end
diff --git a/spec/frontend/vue_shared/components/sidebar/labels_select/dropdown_title_spec.js b/spec/frontend/vue_shared/components/sidebar/labels_select/dropdown_title_spec.js
index 2fffb31acf5..5cbbb99eaef 100644
--- a/spec/frontend/vue_shared/components/sidebar/labels_select/dropdown_title_spec.js
+++ b/spec/frontend/vue_shared/components/sidebar/labels_select/dropdown_title_spec.js
@@ -1,39 +1,38 @@
-import Vue from 'vue';
-
-import mountComponent from 'helpers/vue_mount_component_helper';
+import { shallowMount } from '@vue/test-utils';
+import { GlLoadingIcon } from '@gitlab/ui';
 import dropdownTitleComponent from '~/vue_shared/components/sidebar/labels_select/dropdown_title.vue';
 
-const createComponent = (canEdit = true) => {
-  const Component = Vue.extend(dropdownTitleComponent);
-
-  return mountComponent(Component, {
-    canEdit,
+const createComponent = (canEdit = true) =>
+  shallowMount(dropdownTitleComponent, {
+    propsData: {
+      canEdit,
+    },
   });
-};
 
 describe('DropdownTitleComponent', () => {
-  let vm;
+  let wrapper;
 
   beforeEach(() => {
-    vm = createComponent();
+    wrapper = createComponent();
   });
 
   afterEach(() => {
-    vm.$destroy();
+    wrapper.destroy();
+    wrapper = null;
   });
 
   describe('template', () => {
     it('renders title text', () => {
-      expect(vm.$el.classList.contains('title', 'hide-collapsed')).toBe(true);
-      expect(vm.$el.innerText.trim()).toContain('Labels');
+      expect(wrapper.vm.$el.classList.contains('title', 'hide-collapsed')).toBe(true);
+      expect(wrapper.vm.$el.innerText.trim()).toContain('Labels');
     });
 
     it('renders spinner icon element', () => {
-      expect(vm.$el.querySelector('.fa-spinner.fa-spin.block-loading')).not.toBeNull();
+      expect(wrapper.find(GlLoadingIcon)).not.toBeNull();
     });
 
     it('renders `Edit` button element', () => {
-      const editBtnEl = vm.$el.querySelector('button.edit-link.js-sidebar-dropdown-toggle');
+      const editBtnEl = wrapper.vm.$el.querySelector('button.edit-link.js-sidebar-dropdown-toggle');
 
       expect(editBtnEl).not.toBeNull();
       expect(editBtnEl.innerText.trim()).toBe('Edit');
diff --git a/spec/lib/gitlab/import_export/safe_model_attributes.yml b/spec/lib/gitlab/import_export/safe_model_attributes.yml
index 365b23e04e9..1d652f703b8 100644
--- a/spec/lib/gitlab/import_export/safe_model_attributes.yml
+++ b/spec/lib/gitlab/import_export/safe_model_attributes.yml
@@ -133,6 +133,7 @@ Releases::Link:
 - id
 - url
 - name
+- filepath
 - created_at
 - updated_at
 ProjectMember:
diff --git a/spec/migrations/drop_activate_prometheus_services_background_jobs_spec.rb b/spec/migrations/drop_activate_prometheus_services_background_jobs_spec.rb
new file mode 100644
index 00000000000..0e9a3418e29
--- /dev/null
+++ b/spec/migrations/drop_activate_prometheus_services_background_jobs_spec.rb
@@ -0,0 +1,89 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+require Rails.root.join('db', 'migrate', '20200221144534_drop_activate_prometheus_services_background_jobs.rb')
+
+describe DropActivatePrometheusServicesBackgroundJobs, :sidekiq, :redis, :migration, schema: 2020_02_21_144534 do
+  subject(:migration) { described_class.new }
+
+  describe '#up' do
+    let(:retry_set) { Sidekiq::RetrySet.new }
+    let(:scheduled_set) { Sidekiq::ScheduledSet.new }
+
+    context 'there are only affected jobs on the queue' do
+      let(:payload) { { 'class' => ::BackgroundMigrationWorker, 'args' => [described_class::DROPPED_JOB_CLASS, 1] } }
+      let(:queue_payload) { payload.merge('queue' => described_class::QUEUE) }
+
+      it 'removes enqueued ActivatePrometheusServicesForSharedClusterApplications background jobs' do
+        Sidekiq::Testing.disable! do # https://github.com/mperham/sidekiq/wiki/testing#api Sidekiq's API does not have a testing mode
+          retry_set.schedule(1.hour.from_now, payload)
+          scheduled_set.schedule(1.hour.from_now, payload)
+          Sidekiq::Client.push(queue_payload)
+
+          expect { migration.up }.to change { Sidekiq::Queue.new(described_class::QUEUE).size }.from(1).to(0)
+          expect(retry_set.size).to eq(0)
+          expect(scheduled_set.size).to eq(0)
+        end
+      end
+    end
+
+    context "there aren't any affected jobs on the queue" do
+      let(:payload) { { 'class' => ::BackgroundMigrationWorker, 'args' => ['SomeOtherClass', 1] } }
+      let(:queue_payload) { payload.merge('queue' => described_class::QUEUE) }
+
+      it 'skips other enqueued jobs' do
+        Sidekiq::Testing.disable! do
+          retry_set.schedule(1.hour.from_now, payload)
+          scheduled_set.schedule(1.hour.from_now, payload)
+          Sidekiq::Client.push(queue_payload)
+
+          expect { migration.up }.not_to change { Sidekiq::Queue.new(described_class::QUEUE).size }
+          expect(retry_set.size).to eq(1)
+          expect(scheduled_set.size).to eq(1)
+        end
+      end
+    end
+
+    context "there are multiple types of jobs on the queue" do
+      let(:payload) { { 'class' => ::BackgroundMigrationWorker, 'args' => [described_class::DROPPED_JOB_CLASS, 1] } }
+      let(:queue_payload) { payload.merge('queue' => described_class::QUEUE) }
+
+      it 'skips other enqueued jobs' do
+        Sidekiq::Testing.disable! do
+          queue = Sidekiq::Queue.new(described_class::QUEUE)
+          # these jobs will be deleted
+          retry_set.schedule(1.hour.from_now, payload)
+          scheduled_set.schedule(1.hour.from_now, payload)
+          Sidekiq::Client.push(queue_payload)
+          # this jobs will be skipped
+          skipped_jobs_args = [['SomeOtherClass', 1], [described_class::DROPPED_JOB_CLASS, 'wrong id type'], [described_class::DROPPED_JOB_CLASS, 1, 'some wired argument']]
+          skipped_jobs_args.each do |args|
+            retry_set.schedule(1.hour.from_now, { 'class' => ::BackgroundMigrationWorker, 'args' => args })
+            scheduled_set.schedule(1.hour.from_now, { 'class' => ::BackgroundMigrationWorker, 'args' => args })
+            Sidekiq::Client.push('queue' => described_class::QUEUE, 'class' => ::BackgroundMigrationWorker, 'args' => args)
+          end
+
+          migration.up
+
+          expect(retry_set.size).to be 3
+          expect(scheduled_set.size).to be 3
+          expect(queue.size).to be 3
+          expect(queue.map(&:args)).to match_array skipped_jobs_args
+          expect(retry_set.map(&:args)).to match_array skipped_jobs_args
+          expect(scheduled_set.map(&:args)).to match_array skipped_jobs_args
+        end
+      end
+    end
+
+    context "other queues" do
+      it 'does not modify them' do
+        Sidekiq::Testing.disable! do
+          Sidekiq::Client.push('queue' => 'other', 'class' => ::BackgroundMigrationWorker, 'args' => ['SomeOtherClass', 1])
+          Sidekiq::Client.push('queue' => 'other', 'class' => ::BackgroundMigrationWorker, 'args' => [described_class::DROPPED_JOB_CLASS, 1])
+
+          expect { migration.up }.not_to change { Sidekiq::Queue.new('other').size }
+        end
+      end
+    end
+  end
+end
diff --git a/spec/models/releases/link_spec.rb b/spec/models/releases/link_spec.rb
index 4dd26c976cc..7533d1e6e5c 100644
--- a/spec/models/releases/link_spec.rb
+++ b/spec/models/releases/link_spec.rb
@@ -13,6 +13,7 @@ describe Releases::Link do
   describe 'validation' do
     it { is_expected.to validate_presence_of(:url) }
     it { is_expected.to validate_presence_of(:name) }
+    it { is_expected.to validate_length_of(:filepath).is_at_most(128) }
 
     context 'when url is invalid' do
       let(:link) { build(:release_link, url: 'hoge') }
@@ -43,6 +44,16 @@ describe Releases::Link do
     end
   end
 
+  context 'when duplicate filepath is added to a release' do
+    let!(:link) { create(:release_link, filepath: '/binaries/gitlab-runner-linux-amd64', release: release) }
+
+    it 'raises an error' do
+      expect do
+        create(:release_link, filepath: '/binaries/gitlab-runner-linux-amd64', release: release)
+      end.to raise_error(ActiveRecord::RecordInvalid)
+    end
+  end
+
   describe '.sorted' do
     subject { described_class.sorted }
 
@@ -101,4 +112,38 @@ describe Releases::Link do
       end
     end
   end
+
+  describe 'FILEPATH_REGEX with table' do
+    using RSpec::Parameterized::TableSyntax
+
+    let(:link) { build(:release_link)}
+
+    where(:reason, :filepath, :result) do
+      'cannot contain `//`'         | '/https//www.example.com'     | be_invalid
+      'cannot start with `//`'      | '//www.example.com'           | be_invalid
+      'cannot contain a `?`'        | '/example.com/?stuff=true'    | be_invalid
+      'cannot contain a `:`'        | '/example:5000'               | be_invalid
+      'cannot end in a `-`'         | '/binaries/awesome-app.dmg-'  | be_invalid
+      'cannot end in a `.`'         | '/binaries/awesome-app.dmg.'  | be_invalid
+      'cannot end in a `_`'         | '/binaries/awesome-app.dmg_'  | be_invalid
+      'cannot start with a `.`'     | '.binaries/awesome-app.dmg'   | be_invalid
+      'cannot start with a `-`'     | '-binaries/awesome-app.dmg'   | be_invalid
+      'cannot start with a `_`'     | '_binaries/awesome-app.dmg'   | be_invalid
+      'cannot start with a number'  | '3binaries/awesome-app.dmg'   | be_invalid
+      'cannot start with a letter'  | 'binaries/awesome-app.dmg'    | be_invalid
+      'cannot contain accents'      | '/binarïes/âwésome-app.dmg'   | be_invalid
+      'can end in a character'      | '/binaries/awesome-app.dmg'   | be_valid
+      'can end in a number'         | '/binaries/awesome-app-1'     | be_valid
+      'can contain one or more dots, dashes or underscores' | '/sub_tr__ee.ex..ample-2--1/v99.com' | be_valid
+      'can contain multiple non-sequential slashes' | '/example.com/path/to/file.exe' | be_valid
+      'can be nil' | nil | be_valid
+    end
+
+    with_them do
+      specify do
+        link.filepath = filepath
+        expect(link).to result
+      end
+    end
+  end
 end
diff --git a/spec/policies/project_snippet_policy_spec.rb b/spec/policies/project_snippet_policy_spec.rb
index b55d565a57c..c5077e119bc 100644
--- a/spec/policies/project_snippet_policy_spec.rb
+++ b/spec/policies/project_snippet_policy_spec.rb
@@ -20,28 +20,39 @@ describe ProjectSnippetPolicy do
   subject { described_class.new(current_user, snippet) }
 
   shared_examples 'regular user access rights' do
-    context 'project team member (non guest)' do
-      before do
-        project.add_developer(current_user)
+    context 'not snippet author' do
+      context 'project team member (non guest)' do
+        before do
+          project.add_developer(current_user)
+        end
+
+        it do
+          expect_allowed(:read_snippet, :create_note)
+          expect_disallowed(*author_permissions)
+        end
       end
 
-      it do
-        expect_allowed(:read_snippet, :create_note)
-        expect_disallowed(*author_permissions)
-      end
-    end
+      context 'project team member (guest)' do
+        before do
+          project.add_guest(current_user)
+        end
 
-    context 'project team member (guest)' do
-      before do
-        project.add_guest(current_user)
-      end
-
-      context 'not snippet author' do
         it do
           expect_allowed(:read_snippet, :create_note)
           expect_disallowed(:admin_snippet)
         end
       end
+
+      context 'project team member (maintainer)' do
+        before do
+          project.add_maintainer(current_user)
+        end
+
+        it do
+          expect_allowed(:read_snippet, :create_note)
+          expect_allowed(*author_permissions)
+        end
+      end
     end
 
     context 'snippet author' do
@@ -69,6 +80,17 @@ describe ProjectSnippetPolicy do
         end
       end
 
+      context 'project team member (maintainer)' do
+        before do
+          project.add_maintainer(current_user)
+        end
+
+        it do
+          expect_allowed(:read_snippet, :create_note)
+          expect_allowed(*author_permissions)
+        end
+      end
+
       context 'not a project member' do
         it do
           expect_allowed(:read_snippet, :create_note)
diff --git a/spec/requests/api/deployments_spec.rb b/spec/requests/api/deployments_spec.rb
index 663478942ae..b820b227fff 100644
--- a/spec/requests/api/deployments_spec.rb
+++ b/spec/requests/api/deployments_spec.rb
@@ -444,6 +444,7 @@ describe API::Deployments do
         subject
 
         expect(response).to have_gitlab_http_status(:ok)
+        expect(response).to include_pagination_headers
         expect(json_response.map { |d| d['id'] }).to contain_exactly(merge_request1.id, merge_request2.id)
       end
 
diff --git a/spec/support/helpers/metrics_dashboard_url_helpers.rb b/spec/support/helpers/metrics_dashboard_url_helpers.rb
new file mode 100644
index 00000000000..5809f152e3e
--- /dev/null
+++ b/spec/support/helpers/metrics_dashboard_url_helpers.rb
@@ -0,0 +1,16 @@
+# frozen_string_literal: true
+
+module MetricsDashboardUrlHelpers
+  # Using the url_helpers available in the test suite uses
+  # the sample host, but the urls generated may need to
+  # point to the configured host in the :js trait
+  def urls
+    ::Gitlab::Routing.url_helpers
+  end
+
+  def clear_host_from_memoized_variables
+    [:metrics_regex, :grafana_regex, :cluster_metrics, :alerts_regex].each do |method_name|
+      Gitlab::Metrics::Dashboard::Url.clear_memoization(method_name)
+    end
+  end
+end