diff --git a/demos/pptx-gen/Cargo.lock b/demos/pptx-gen/Cargo.lock
index 3d49d2d..3e01359 100644
--- a/demos/pptx-gen/Cargo.lock
+++ b/demos/pptx-gen/Cargo.lock
@@ -2,18 +2,6 @@
 # It is not intended for manual editing.
 version = 4
 
-[[package]]
-name = "ahash"
-version = "0.8.12"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5a15f179cd60c4584b8a8c596927aadc462e27f2ca70c04e0071964a73ba7a75"
-dependencies = [
- "cfg-if",
- "once_cell",
- "version_check",
- "zerocopy",
-]
-
 [[package]]
 name = "aho-corasick"
 version = "1.1.4"
@@ -122,7 +110,7 @@ dependencies = [
  "derive_builder",
  "eventsource-stream",
  "futures",
- "rand 0.8.5",
+ "rand 0.8.6",
  "reqwest",
  "reqwest-eventsource",
  "secrecy",
@@ -168,7 +156,7 @@ dependencies = [
  "getrandom 0.2.17",
  "instant",
  "pin-project-lite",
- "rand 0.8.5",
+ "rand 0.8.6",
  "tokio",
 ]
 
@@ -239,6 +227,26 @@ version = "3.19.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5dd9dc738b7a8311c7ade152424974d8115f2cdad61e8dab8dac9f2362298510"
 
+[[package]]
+name = "bytemuck"
+version = "1.25.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c8efb64bd706a16a1bdde310ae86b351e4d21550d98d056f22f8a7f7a2183fec"
+dependencies = [
+ "bytemuck_derive",
+]
+
+[[package]]
+name = "bytemuck_derive"
+version = "1.10.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f9abbd1bc6865053c427f7198e6af43bfdedc55ab791faed4fbd361d789575ff"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "bytes"
 version = "1.11.1"
@@ -892,8 +900,8 @@ dependencies = [
 
 [[package]]
 name = "hyperlight-common"
-version = "0.14.0"
-source = "git+https://github.com/danbugs/hyperlight?branch=snapshot-to-disk#c7441476c338ee3aa1af88083036e0407864d8a0"
+version = "0.15.0"
+source = "git+https://github.com/hyperlight-dev/hyperlight?branch=disk_snapshot_copy#621cc03beadae3d9158e72d07d3d156abf2b21fd"
 dependencies = [
  "anyhow",
  "flatbuffers",
@@ -906,13 +914,14 @@ dependencies = [
 
 [[package]]
 name = "hyperlight-host"
-version = "0.14.0"
-source = "git+https://github.com/danbugs/hyperlight?branch=snapshot-to-disk#c7441476c338ee3aa1af88083036e0407864d8a0"
+version = "0.15.0"
+source = "git+https://github.com/hyperlight-dev/hyperlight?branch=disk_snapshot_copy#621cc03beadae3d9158e72d07d3d156abf2b21fd"
 dependencies = [
  "anyhow",
  "bitflags 2.11.1",
  "blake3",
  "built",
+ "bytemuck",
  "cfg-if",
  "cfg_aliases",
  "crossbeam-channel",
@@ -1313,12 +1322,12 @@ dependencies = [
 
 [[package]]
 name = "metrics"
-version = "0.24.3"
+version = "0.24.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5d5312e9ba3771cfa961b585728215e3d972c950a3eed9252aa093d6301277e8"
+checksum = "ff56c2e7dce6bd462e3b8919986a617027481b1dcc703175b58cf9dd98a2f071"
 dependencies = [
- "ahash",
  "portable-atomic",
+ "rapidhash",
 ]
 
 [[package]]
@@ -1647,9 +1656,9 @@ checksum = "f8dcc9c7d52a811697d2151c701e0d08956f92b0e24136cf4cf27b57a6a0d9bf"
 
 [[package]]
 name = "rand"
-version = "0.8.5"
+version = "0.8.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "34af8d1a0e25924bc5b7c43c079c942339d8f0a8b57c39049bef581b46327404"
+checksum = "5ca0ecfa931c29007047d1bc58e623ab12e5590e8c7cc53200d5202b69266d8a"
 dependencies = [
  "libc",
  "rand_chacha 0.3.1",
@@ -1721,6 +1730,15 @@ version = "0.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0c8d0fd677905edcbeedbf2edb6494d676f0e98d54d5cf9bda0b061cb8fb8aba"
 
+[[package]]
+name = "rapidhash"
+version = "4.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b5e48930979c155e2f33aa36ab3119b5ee81332beb6482199a8ecd6029b80b59"
+dependencies = [
+ "rustversion",
+]
+
 [[package]]
 name = "redox_syscall"
 version = "0.5.18"
@@ -2543,9 +2561,9 @@ checksum = "06abde3611657adf66d383f00b093d7faecc7fa57071cce2578660c9f1010821"
 
 [[package]]
 name = "uuid"
-version = "1.23.0"
+version = "1.23.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5ac8b6f42ead25368cf5b098aeb3dc8a1a2c05a3eee8a9a1a68c640edbfc79d9"
+checksum = "ddd74a9687298c6858e9b88ec8935ec45d22e8fd5e6394fa1bd4e99a87789c76"
 dependencies = [
  "getrandom 0.4.2",
  "js-sys",