chore: fix build warnings, add deployment config, and cleanup lint errors

- Fix React Hook dependencies and Image optimization warnings
- Add DATA_DIR and INITIAL_PASSWORD env var support
- Fix Tailwind v4 legacy syntax and suppress CSS directives warnings
- Add PropTypes and remove unused variables

.gitignore

@@ -59,3 +59,7 @@ Thanks.md
 PUBLIC.en.md
 PR/*
 package-lock.json
+
+
+#Ignore vscode AI rules
+.github/instructions/codacy.instructions.md