chore: improve PR template (#2175)

.github/PULL_REQUEST_TEMPLATE.md

@@ -1,14 +1,33 @@
-#### Description
+<!--
+    Please read contributing guide before submitting
+    your pull request. Please fill in each section below to help us better prioritize your pull request. Thanks!
+-->
 
-#### Screenshot (if UI-related)
+## Description
 
-#### To-Dos
+<!--- Describe your changes in detail -->
+<!--- Why is this change required? What problem does it solve? -->
+<!--- If it fixes an open issue, please link to the issue here. -->
 
+- Fixes #XXXX
+
+## How Has This Been Tested?
+
+<!--- Please describe in detail how you tested your changes. -->
+<!--- Include details of your testing environment, and the tests you ran to -->
+<!--- see how your change affects other areas of the code, etc. -->
+
+## Screenshots / Logs (if applicable)
+
+## Checklist:
+
+<!--- Go over all the following points, and put an `x` in all the boxes that apply. -->
+<!--- If you're unsure about any of these, don't hesitate to ask. We're here to help! -->
+
+- [ ] I have read and followed the contribution [guidelines](https://github.com/seerr-team/seerr/blob/develop/CONTRIBUTING.md).
 - [ ] Disclosed any use of AI (see our [policy](https://github.com/seerr-team/seerr/blob/develop/CONTRIBUTING.md#ai-assistance-notice))
+- [ ] I have updated the documentation accordingly.
+- [ ] All new and existing tests passed.
 - [ ] Successful build `pnpm build`
 - [ ] Translation keys `pnpm i18n:extract`
 - [ ] Database migration (if required)
-
-#### Issues Fixed or Closed
-
-- Fixes #XXXX