chore: Add initial templates for new issues and pull requests

.github/ISSUE_TEMPLATE/bug_report.md

@@ -0,0 +1,35 @@
+---
+name: Bug report
+about: Create a bug report to help us improve DVT
+title: ''
+labels: 'type: bug'
+assignees: ''
+
+---
+
+**Describe the bug**
+A clear and concise description of what the bug is.
+
+**What version of DVT are you using?**
+Ex: 7.1.0
+
+**What type of connections are you using for source and target?**
+Ex: Postgres 15 for source, Teradata for target
+
+**Steps to reproduce the behavior**
+Ex: 1. Add '...'
+2. Execute '....'
+3. Scroll down to '....'
+4. See error
+
+**Expected behavior**
+A clear and concise description of what you expected to happen.
+
+**Screenshots**
+If applicable, add screenshots to help explain your problem.
+
+**How are you executing DVT?**
+Ex: CLI commands on local computer or VM, within a DAG, Cloud Run job, etc
+
+**Additional context**
+Add any other context about the problem here.

.github/ISSUE_TEMPLATE/feature_request.md

@@ -0,0 +1,29 @@
+---
+name: Feature request
+about: Suggest an idea for this project
+title: ''
+labels: 'type: feature request'
+assignees: ''
+
+---
+
+**Is your feature request related to a problem? Please describe.**
+A clear and concise description of what the problem is. Ex. I'm always frustrated when [...]
+
+**What version of DVT are you using?**
+Ex: 7.1.0
+
+**What type of connections are you using for source and target?**
+Ex: Postgres 15 for source, Teradata for target
+
+**Describe the solution you'd like**
+A clear and concise description of what you want to happen.
+
+**Describe alternatives you've considered**
+A clear and concise description of any alternative solutions or features you've considered.
+
+**How are you executing DVT?**
+Ex: CLI commands on local computer or VM, within a DAG, Cloud Run job, etc
+
+**Additional context**
+Add any other context or screenshots about the feature request here.

.github/PULL_REQUEST_TEMPLATE.md

@@ -0,0 +1,28 @@
+<!--
+Thanks for taking the time to contribute to DVT!
+
+Please ensure that your pull request title matches the conventional commits
+specification: https://github.com/GoogleCloudPlatform/professional-services-data-validator/blob/develop/CONTRIBUTING.md#conventional-commits
+-->
+
+## Description of changes
+_Write a description of the changes you have made in this PR. Extremely small changes such as fixing typos do not need a description._
+
+## Issues to be closed
+_Note: Before submitting a pull request, please open an issue for discussion if you are not associated with Google._
+
+Closes #ISSUE_NUMBER
+
+<!--
+For example, if your pull requests resolves issues 1000 and 2000 write:
+* Closes #1000
+* Closes #2000
+-->
+
+## Checklist
+- [ ] I have followed the [`CONTRIBUTING` Guide](https://github.com/GoogleCloudPlatform/professional-services-data-validator/blob/develop/CONTRIBUTING.md).
+- [ ] I have commented my code, particularly in hard-to-understand areas
+- [ ] I have successfully run the E2E tests, and have included the outcomes in the PR comments
+- [ ] I have added tests that prove my fix is effective or that my feature works
+- [ ] New and existing unit tests pass locally with my changes (suggestion: use the `tests/local_check.sh` script)
+- [ ] I have updated any relevant documentation to reflect my changes

CONTRIBUTING.md

@@ -31,9 +31,10 @@ Guidelines](https://opensource.google/conduct/).
 
 Clone repo locally and install via pip:
 
-```
+```bash
 git clone [email protected]:GoogleCloudPlatform/professional-services-data-validator.git
 cd professional-services-data-validator/
+
 python -m venv env
 source env/bin/activate
 python -m pip install --upgrade pip
@@ -52,17 +53,15 @@ See [our script](tests/local_check.sh) for using nox to run tests step by step.
 
 You can also run pytest directly:
 ```python
-pip install pyfakefs==4.6.2
+pip install pytest pytest-cov pyfakefs==4.6.2 freezegun
 pytest tests/unit
 ```
 
 To lint your code, run:
-```
-pip install black==22.3.0
-pip install flake8
+```bash
+pip install black==22.3.0 flake8
 black $BLACK_PATHS # Find this variable in our noxfile
-flake8 data_validation
-flake8 tests
+flake8 data_validation tests
 ```
 The above is similar to our [noxfile lint test](https://github.com/GoogleCloudPlatform/professional-services-data-validator/blob/develop/noxfile.py).