:recycle: refactor: standardize the `content-type` header by using an enum value over typing it manually (#474)

Merge branch 'rolling' into CHORE/461_display-the-user-provided-settings-from-the-config-or-the-ui-in-the-settings-page

♻️ refactor: start tracking page numbers from 0 instead of 1 in the backend (#467)

🚨 chore: make cargo format checks happy (#461)

Merge branch 'rolling' into CHORE/461_display-the-user-provided-settings-from-the-config-or-the-ui-in-the-settings-page

🚸 chore: pass the `safe_search_level` & `upstream_search_engines` as a hashmap in the `settings` view function (#461)

🐛 fix: explicit `content-type` header for the search page response (#458)

🐛 fix: explicit Content-Type header for HTTP response (#457)

✨ feat: pass the new animation config option (#424)

:recycle: Refactor cache system (#399)

:recycle: Clean some code, fix bug (#396)

🔥 chore: remove the debug macro from the code (#302)

🚨 chore: make cargo clippy linter happy (#302)

♻️ refactor(routes): serve the new maud file for search page and remove unwanted functions and pass values to the maud html template directly (#302)

♻️ refactor(routes): serve new the maud files instead of handlebars files (#302)

Create separate search_result_parser

🧹 chore: make github actions happy (#227)

Merge branch 'rolling' into feat-inform-user-when-no-engines-are-selected

✨ feat: add code to handle aggregation when no engines are selected (#227)

✨ feat: implement code to fetch results based on parameters, cookies & config (#210)

🛠️ fix: improve the documentation & move code in the correct files (#244)

Remove unnecessary clones

Instead of caching jsons, we can cache the original structure

Cache refactor - add an in-memory cache, so redis is not needed

Merge branch 'rolling' into reorganize-code-and-restructure-the-codebase

🧹 chore: make github actions happy (#205)

🧹 chore: make github actions happy (#205)

Merge branch 'rolling' into change-document-style-with-linter-warnings

🧹 chore: make clippy happy (#201)

Merge branch 'rolling' into feat-disallow-user-to-search-via-lists

Merge branch 'rolling' into optimize-and-make-code-idiomatic

Merge branch 'rolling' into optimize-and-make-code-idiomatic-3

⚙️ refactor: reorganize code & restructure codebase for better maintainability (#207)

⚙️ refactor: change & add documentation to the code based on the lints (#205)

✨ feat: implement new search parameter `safe_search` & code to disallow

🧹 chore: add fixes to code & make rustfmt & clippy happy (#180)(#178)

⚙️ refactor: add code to initialize redis cache struct only once (#180)(#178)

⚙️ refactor: replace pass by value with pass by reference (#180)(#178)

🧹 chore: make rustfmt happy

✨ feat: rename functions (#163)

Improve aggregation

🔧 chore: add code to cache the previous & next pages (#160)

✨ feat: provide the functionality to use the new config option

✨ feat: rename `results_json` to `results`

✨ feat: remove the empty_result_set option and helper functions

✨ feat: fix spelling mistake in the comment

Merge branch 'rolling' into improve-async-multithreading

✨ feat: add documentation to code

✨ feat: add check to conditionaly pass empty_result_set to true to UI

✨ feat: add code to parse cookies and handle engine selection from UI