add padding function to imgScalePadding()

.CondaPkg/env/conda-meta/libexpat-2.5.0-hcb278e6_1.json

@@ -0,0 +1,55 @@
+{
+    "arch": "x86_64",
+    "build": "hcb278e6_1",
+    "build_number": 1,
+    "build_string": "hcb278e6_1",
+    "channel": "https://conda.anaconda.org/conda-forge/linux-64",
+    "constrains": [
+        "expat 2.5.0.*"
+    ],
+    "depends": [
+        "libgcc-ng >=12"
+    ],
+    "extracted_package_dir": "/root/.julia/scratchspaces/0b3b1443-0f03-428d-bdfb-f27f9c1191ea/root/pkgs/libexpat-2.5.0-hcb278e6_1",
+    "files": [
+        "lib/libexpat.so.1",
+        "lib/libexpat.so.1.8.10"
+    ],
+    "fn": "libexpat-2.5.0-hcb278e6_1.conda",
+    "license": "MIT",
+    "license_family": "MIT",
+    "link": {
+        "source": "/root/.julia/scratchspaces/0b3b1443-0f03-428d-bdfb-f27f9c1191ea/root/pkgs/libexpat-2.5.0-hcb278e6_1",
+        "type": 1
+    },
+    "md5": "6305a3dd2752c76335295da4e581f2fd",
+    "name": "libexpat",
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+    "paths_data": {
+        "paths": [
+            {
+                "_path": "lib/libexpat.so.1",
+                "path_type": "softlink",
+                "sha256_in_prefix": "26999cd1683359dcbc30e4dca68d61733755b0dac592d7936b7e8077a20d2602",
+                "size_in_bytes": 207240
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+    "platform": "linux",
+    "requested_spec": "",
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+    "subdir": "linux-64",
+    "timestamp": 1680190528313,
+    "track_features": "",
+    "url": "https://conda.anaconda.org/conda-forge/linux-64/libexpat-2.5.0-hcb278e6_1.conda",
+    "version": "2.5.0"
+}