Acceptance Criteria:

• Define route for /search/page?q={search term}
• Define route handler for page search
• Request:
  • Must support HTTP GET
  • Must support q parameter
    • If no q parameter provided, error
  • Request body must be empty
  • Request headers:
    • Must support If-Modified-Since: only if the result set has changed since this date
    • Must support If-None-Match: only if the result set's etag is different from this
• Response
  • Response must return JSON
  • Responses JSON must have structure:

{
  "pages": [
  {
"id": 12345,
"title_key": "Talk:Main_Page",
"display_title": "Talk:Main Page",
"excerpt": "The <b>News</b> is the place to find important news..."
  }
  ]
}

• id must contain the page numeric ID.
• title_key must contain the pdbk version of the title
• display_title must contain the version of the title most suited for display, with spaces instead of underscores
• excerpt must contain the search excerpt HTML of the page
• Response headers must contain:
  • Last-Modified: last time this result set was modified
  • ETag: etag for this result set