chore: Add security.md and .gitignore file

.github/SECURITY.md

@@ -0,0 +1,36 @@
+# Security Policy
+
+## Reporting a Vulnerability
+
+We take the security of configure-custom-properties seriously. If you believe you have found a security vulnerability, please report it to us as described below.
+
+**Please do not report security vulnerabilities through public GitHub issues.**
+
+Instead, please report them via email to:
+
+```
+maintainers@pandaswhocode.com
+```
+
+You should receive a response within 48 hours. If for some reason you do not, please follow up via email to ensure we received your original message.
+
+Please include the following information in your report:
+
+- Type of issue (e.g. buffer overflow, SQL injection, cross-site scripting, etc.)
+- Full paths of source file(s) related to the manifestation of the issue
+- The location of the affected source code (tag/branch/commit or direct URL)
+- Any special configuration required to reproduce the issue
+- Step-by-step instructions to reproduce the issue
+- Proof-of-concept or exploit code (if possible)
+- Impact of the issue, including how an attacker might exploit it
+
+## Preferred Languages
+
+We prefer all communications to be in English.
+
+## Policy
+
+- We will respond to your report within 48 hours with our evaluation and expected resolution time
+- If you have followed the instructions above, we will not take legal action against you in regard to your report
+- We will keep you informed of the progress towards resolving the issue
+- Once the issue is resolved, we will publicly acknowledge your responsible disclosure, if you wish

.gitignore

@@ -0,0 +1 @@
+.idea