Explicit description template; minor presentation reformatting; docs link fix

.github/pull_request_template.md

@@ -1,14 +1,31 @@
 ## Description
 
-<i>
+### Problem or Issue being addressed
 
-* What is the problem or issue you're addressing here?
-  * Include any relevant background info, links to resources, BIPs, etc.
-* What is your solution?
-  * Include key tech details to help reviewers understand your changes and rationale.
-* Any tradeoffs to discuss, follow-up steps, etc?
+<!--
+Describe the problem this PR solves.
+Include background context, links to relevant issues, BIPs, discussions, etc.
+-->
 
-</i>
+### Solution
+
+<!--
+Describe your approach and key technical implementation details.
+Explain why this approach was chosen.
+-->
+
+### Additional Information
+
+<!--
+Tradeoffs, follow-ups, limitations, or anything reviewers should be aware of.
+-->
+
+### Screenshots
+
+<!--
+Include screenshots for any new or modified screens.
+If omitted, explain why.
+-->
 
 ---
 
@@ -24,33 +41,39 @@ This pull request is categorized as a:
 
 ## Checklist
 
-<b>I ran `pytest` locally</b>
+#### I ran `pytest` locally
 - [ ] All tests passed before submitting the PR
 - [ ] I couldn't run the tests
 - [ ] N/A
 
+---
+
+#### I included screenshots of any new or modified screens
 
-<b>I included screenshots of any new or modified screens</b>
 Should be part of the PR description above.
 - [ ] Yes
-- [ ] No (explain why they were omitted)
+- [ ] No
 - [ ] N/A
 
+---
+
+#### I added or updated tests
 
-<b>I added or updated tests</b>
 Any new or altered functionality should be covered in a unit test. Any new or updated sequences require FlowTests.
 - [ ] Yes
 - [ ] No, I’m a fool
 - [ ] N/A
 
+---
 
-<b>I tested this PR hands-on on the following platform(s):</b>
-- [ ] Raspberry Pi OS [Manual Build](https://github.com/SeedSigner/seedsigner/blob/dev/docs/manual_installation.md)
+#### I tested this PR hands-on on the following platform(s):
+- [ ] Raspberry Pi OS [Manual Build](https://github.com/SeedSigner/seedsigner/blob/dev/docs/raspberry_pi_os_build_instructions.md)
 - [ ] [SeedSigner OS](https://github.com/SeedSigner/seedsigner-os) on a Pi0/Pi0W board
 - [ ] Emulator
 
+---
 
-<b>I have reviewed these notes:</b>
+#### I have reviewed these notes:
 * Keep your changes limited in scope.
 * If you uncover other issues or improvements along the way, ideally submit those as a separate PR.
 * The more complicated the PR, the harder it is to review, test, and merge.