update issue template

to steer people towards discussions

.github/ISSUE_TEMPLATE/bug_report.md

@@ -7,6 +7,14 @@ assignees: ''
 
 ---
 
+## Questions, enhancements, tips, etc.
+
+Please use libvips discussions for other topics.
+
+https://github.com/libvips/libvips/discussions
+
+## Bug report
+
 **Describe the bug**
 A clear and concise description of what the bug is.
 

.github/ISSUE_TEMPLATE/config.yaml

@@ -0,0 +1,6 @@
+blank_issues_enabled: false
+
+contact_links:
+  - name: libvips discussions
+    url: https://github.com/libvips/libvips/discussions
+    about: Please ask questions and suggest improvements here.

.gitignore

@@ -43,7 +43,12 @@ Vips-8.0.typelib
 .deps
 .libs
 aclocal.m4
-config.*
+config.log
+config.h
+config.h.*
+config.guess
+config.status
+config.sub
 configure
 depcomp
 autom4te.cache/