Added Updates

functions/compare_sha256.fish

@@ -0,0 +1,15 @@
+function compare_sha256
+    if test (count $argv) -ne 2
+        echo "Usage: compare_sha256 <file1> <file2>"
+        return 1
+    end
+
+    set hash1 (sha256sum $argv[1] | awk '{print $1}')
+    set hash2 (sha256sum $argv[2] | awk '{print $1}')
+
+    if test "$hash1" = "$hash2"
+        echo "Match"
+    else
+        echo "Different"
+    end
+end