chore: add dependabot, update contributors and disclaimer

Author: bakerboy448

.github/dependabot.yml

@@ -0,0 +1,14 @@
+version: 2
+updates:
+  - package-ecosystem: github-actions
+    directory: /
+    schedule:
+      interval: weekly
+    commit-message:
+      prefix: "ci"
+  - package-ecosystem: npm
+    directory: /
+    schedule:
+      interval: weekly
+    commit-message:
+      prefix: "chore"

README.md

@@ -101,6 +101,16 @@ npx vitest run --coverage      # Run with coverage report
 - No analytics, tracking, or external requests
 - The "Open PrivateBin" and "Open GitHub Gist" buttons copy to clipboard and open a new tab — you paste manually
 
+## Contributors
+
+<a href="https://github.com/baker-scripts/docker-compose-debugger/graphs/contributors">
+  <img src="https://contrib.rocks/image?repo=baker-scripts/docker-compose-debugger" alt="Contributors" />
+</a>
+
+## Disclaimer
+
+This tool is provided as-is with no warranty. While all processing happens client-side, always verify redaction output before sharing. The authors are not responsible for any accidentally exposed secrets.
+
 ## License
 
 MIT