feat: add standard Rust .gitignore && remove PoSQL repo-specific st…

…uff from PR template (#12)

.github/pull_request_template.md

@@ -1,9 +1,3 @@
-Please be sure to look over the pull request guidelines here: https://github.com/spaceandtimelabs/sxt-proof-of-sql/blob/main/CONTRIBUTING.md#submit-pr.
-
-# Please go through the following checklist
-- [ ] The PR title and commit messages adhere to guidelines here: https://github.com/spaceandtimelabs/sxt-proof-of-sql/blob/main/CONTRIBUTING.md. In particular `!` is used if and only if at least one breaking change has been introduced.
-- [ ] I have run the ci check script with `source scripts/run_ci_checks.sh`.
-
 # Rationale for this change
 
 <!--

.gitignore

@@ -1,2 +1,20 @@
-/target
 .env
+
+# Rust
+# Generated by Cargo
+# will have compiled files and executables
+debug/
+target/
+
+# These are backup files generated by rustfmt
+**/*.rs.bk
+
+# MSVC Windows builds of rustc generate these, which store debugging information
+*.pdb
+
+# RustRover
+#  JetBrains specific template is maintained in a separate JetBrains.gitignore that can
+#  be found at https://github.com/github/gitignore/blob/main/Global/JetBrains.gitignore
+#  and can be added to the global gitignore or merged into this file.  For a more nuclear
+#  option (not recommended) you can uncomment the following to ignore the entire idea folder.
+#.idea/