cleanup

.gitignore

@@ -1,5 +1,33 @@
+# Compiled binaries
 main
 grpcfrontend
-cert.pem
-key.pem
 lightwalletd
+
+# TLS certificates and keys
+*.pem
+
+# Database files
+*.db
+*.sqlite
+
+# Logs
+*.log
+
+# Go test binaries and output
+*.test
+*.out
+*.prof
+
+# IDE and editor files
+.idea/
+.vscode/
+*.swp
+*.swo
+*~
+
+# Temporary files
+/tmp/
+
+# Build output
+/dist/
+/build/