Feature: Knowledge Base APIs (#1002)

- Introduce models & migrations for portals, categories, folders and articles
- CRUD API for portals
- CRUD API for categories

Addresses: #714

Co-authored-by: Sojan <sojan@pepalo.com>

app/views/api/v1/accounts/kbase/categories/_category.json.jbuilder

@@ -0,0 +1,5 @@
+json.id category.id
+json.name category.name
+json.description category.description
+json.position category.position
+json.account_id category.account_id

app/views/api/v1/accounts/kbase/categories/create.json.jbuilder

@@ -0,0 +1,3 @@
+json.payload do
+  json.partial! 'category', category: @category
+end

app/views/api/v1/accounts/kbase/categories/index.json.jbuilder

@@ -0,0 +1,3 @@
+json.payload do
+  json.array! @categories, partial: 'category', as: :category
+end

app/views/api/v1/accounts/kbase/categories/update.json.jbuilder

@@ -0,0 +1,3 @@
+json.payload do
+  json.partial! 'category', category: @category
+end

app/views/api/v1/accounts/kbase/portals/_portal.json.jbuilder

@@ -0,0 +1,8 @@
+json.id portal.id
+json.color portal.color
+json.custom_domain portal.custom_domain
+json.header_text portal.header_text
+json.homepage_link portal.homepage_link
+json.name portal.name
+json.page_title portal.page_title
+json.slug portal.slug

app/views/api/v1/accounts/kbase/portals/create.json.jbuilder

@@ -0,0 +1,3 @@
+json.payload do
+  json.partial! 'portal', portal: @portal
+end

app/views/api/v1/accounts/kbase/portals/index.json.jbuilder

@@ -0,0 +1,3 @@
+json.payload do
+  json.array! @portals, partial: 'portal', as: :portal
+end

app/views/api/v1/accounts/kbase/portals/update.json.jbuilder

@@ -0,0 +1,3 @@
+json.payload do
+  json.partial! 'portal', portal: @portal
+end