diff --git a/Cargo.lock b/Cargo.lock
index 464d6b0..aac2973 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -179,9 +179,9 @@ checksum = "0c4b4d0bd25bd0b74681c0ad21497610ce1b7c91b1022cd21c80c6fbdd9476b0"
 
 [[package]]
 name = "axum"
-version = "0.7.5"
+version = "0.7.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3a6c9af12842a67734c9a2e355436e5d03b22383ed60cf13cd0c18fbfe3dcbcf"
+checksum = "8f43644eed690f5374f1af436ecd6aea01cd201f6fbdf0178adaf6907afb2cec"
 dependencies = [
  "async-trait",
  "axum-core",
@@ -205,7 +205,7 @@ dependencies = [
  "serde_urlencoded",
  "sync_wrapper 1.0.1",
  "tokio",
- "tower 0.4.13",
+ "tower 0.5.1",
  "tower-layer",
  "tower-service",
  "tracing",
@@ -213,9 +213,9 @@ dependencies = [
 
 [[package]]
 name = "axum-core"
-version = "0.4.3"
+version = "0.4.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a15c63fd72d41492dc4f497196f5da1fb04fb7529e631d73630d1b491e47a2e3"
+checksum = "5e6b8ba012a258d63c9adfa28b9ddcf66149da6f986c5b5452e629d5ee64bf00"
 dependencies = [
  "async-trait",
  "bytes",
@@ -226,7 +226,7 @@ dependencies = [
  "mime",
  "pin-project-lite",
  "rustversion",
- "sync_wrapper 0.1.2",
+ "sync_wrapper 1.0.1",
  "tower-layer",
  "tower-service",
  "tracing",
@@ -317,7 +317,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "05efc5cfd9110c8416e471df0e96702d58690178e206e61b7173706673c93706"
 dependencies = [
  "memchr",
- "regex-automata",
+ "regex-automata 0.4.7",
  "serde",
 ]
 
@@ -1128,8 +1128,8 @@ dependencies = [
  "aho-corasick",
  "bstr",
  "log",
- "regex-automata",
- "regex-syntax",
+ "regex-automata 0.4.7",
+ "regex-syntax 0.8.4",
 ]
 
 [[package]]
@@ -1344,7 +1344,7 @@ dependencies = [
  "globset",
  "log",
  "memchr",
- "regex-automata",
+ "regex-automata 0.4.7",
  "same-file",
  "walkdir",
  "winapi-util",
@@ -1558,6 +1558,15 @@ version = "0.4.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "90ed8c1e510134f979dbc4f070f87d4313098b704861a105fe34231c70a3901c"
 
+[[package]]
+name = "matchers"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8263075bb86c5a1b1427b5ae862e8889656f126e9f77c484496e8b47cf5c5558"
+dependencies = [
+ "regex-automata 0.1.10",
+]
+
 [[package]]
 name = "matchit"
 version = "0.7.3"
@@ -1712,6 +1721,16 @@ dependencies = [
  "windows-sys 0.48.0",
 ]
 
+[[package]]
+name = "nu-ansi-term"
+version = "0.46.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "77a8165726e8236064dbb45459242600304b42a5ea24ee2948e18e023bf7ba84"
+dependencies = [
+ "overload",
+ "winapi",
+]
+
 [[package]]
 name = "num-conv"
 version = "0.1.0"
@@ -1801,6 +1820,12 @@ dependencies = [
  "vcpkg",
 ]
 
+[[package]]
+name = "overload"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b15813163c1d831bf4a13c3610c05c0d03b39feb07f7e09fa234dac9b15aaf39"
+
 [[package]]
 name = "parking_lot"
 version = "0.12.3"
@@ -2200,8 +2225,17 @@ checksum = "b91213439dad192326a0d7c6ee3955910425f441d7038e0d6933b0aec5c4517f"
 dependencies = [
  "aho-corasick",
  "memchr",
- "regex-automata",
- "regex-syntax",
+ "regex-automata 0.4.7",
+ "regex-syntax 0.8.4",
+]
+
+[[package]]
+name = "regex-automata"
+version = "0.1.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6c230d73fb8d8c1b9c0b3135c5142a8acee3a0558fb8db5cf1cb65f8d7862132"
+dependencies = [
+ "regex-syntax 0.6.29",
 ]
 
 [[package]]
@@ -2212,9 +2246,15 @@ checksum = "38caf58cc5ef2fed281f89292ef23f6365465ed9a41b7a7754eb4e26496c92df"
 dependencies = [
  "aho-corasick",
  "memchr",
- "regex-syntax",
+ "regex-syntax 0.8.4",
 ]
 
+[[package]]
+name = "regex-syntax"
+version = "0.6.29"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f162c6dd7b008981e4d40210aca20b4bd0f9b60ca9271061b07f78537722f2e1"
+
 [[package]]
 name = "regex-syntax"
 version = "0.8.4"
@@ -2546,6 +2586,15 @@ dependencies = [
  "digest",
 ]
 
+[[package]]
+name = "sharded-slab"
+version = "0.1.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f40ca3c46823713e0d4209592e8d6e826aa57e928f09752619fc696c499637f6"
+dependencies = [
+ "lazy_static",
+]
+
 [[package]]
 name = "signal-hook-registry"
 version = "1.4.2"
@@ -2672,11 +2721,23 @@ version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "55937e1799185b12863d447f42597ed69d9928686b8d88a1df17376a097d8369"
 
+[[package]]
+name = "tar"
+version = "0.4.41"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cb797dad5fb5b76fcf519e702f4a589483b5ef06567f160c392832c1f5e44909"
+dependencies = [
+ "filetime",
+ "libc",
+ "xattr",
+]
+
 [[package]]
 name = "tectonic"
 version = "0.0.0-dev.0"
-source = "git+https://github.com/tectonic-typesetting/tectonic.git#78c53c07e1ff481ef16dc22eb97630c165618f1d"
+source = "git+https://github.com/tectonic-typesetting/tectonic.git#51e179f7428cf00669ae4751ce59f10b4accdd05"
 dependencies = [
+ "anyhow",
  "byte-unit",
  "cfg-if",
  "clap",
@@ -2689,7 +2750,9 @@ dependencies = [
  "md-5",
  "open",
  "quick-xml",
+ "regex",
  "sha2",
+ "tar",
  "tectonic_bridge_core",
  "tectonic_bundles",
  "tectonic_engine_bibtex",
@@ -2706,7 +2769,10 @@ dependencies = [
  "termcolor",
  "time",
  "tokio",
+ "tracing",
+ "tracing-subscriber",
  "url",
+ "walkdir",
  "watchexec",
  "watchexec-filterer-globset",
  "watchexec-signals",
@@ -2732,7 +2798,7 @@ dependencies = [
 [[package]]
 name = "tectonic_bridge_core"
 version = "0.0.0-dev.0"
-source = "git+https://github.com/tectonic-typesetting/tectonic.git#78c53c07e1ff481ef16dc22eb97630c165618f1d"
+source = "git+https://github.com/tectonic-typesetting/tectonic.git#51e179f7428cf00669ae4751ce59f10b4accdd05"
 dependencies = [
  "cc",
  "flate2",
@@ -2747,7 +2813,7 @@ dependencies = [
 [[package]]
 name = "tectonic_bridge_flate"
 version = "0.0.0-dev.0"
-source = "git+https://github.com/tectonic-typesetting/tectonic.git#78c53c07e1ff481ef16dc22eb97630c165618f1d"
+source = "git+https://github.com/tectonic-typesetting/tectonic.git#51e179f7428cf00669ae4751ce59f10b4accdd05"
 dependencies = [
  "flate2",
  "libc",
@@ -2756,7 +2822,7 @@ dependencies = [
 [[package]]
 name = "tectonic_bridge_freetype2"
 version = "0.0.0-dev.0"
-source = "git+https://github.com/tectonic-typesetting/tectonic.git#78c53c07e1ff481ef16dc22eb97630c165618f1d"
+source = "git+https://github.com/tectonic-typesetting/tectonic.git#51e179f7428cf00669ae4751ce59f10b4accdd05"
 dependencies = [
  "tectonic_dep_support",
 ]
@@ -2764,7 +2830,7 @@ dependencies = [
 [[package]]
 name = "tectonic_bridge_graphite2"
 version = "0.0.0-dev.0"
-source = "git+https://github.com/tectonic-typesetting/tectonic.git#78c53c07e1ff481ef16dc22eb97630c165618f1d"
+source = "git+https://github.com/tectonic-typesetting/tectonic.git#51e179f7428cf00669ae4751ce59f10b4accdd05"
 dependencies = [
  "tectonic_dep_support",
 ]
@@ -2772,7 +2838,7 @@ dependencies = [
 [[package]]
 name = "tectonic_bridge_harfbuzz"
 version = "0.0.0-dev.0"
-source = "git+https://github.com/tectonic-typesetting/tectonic.git#78c53c07e1ff481ef16dc22eb97630c165618f1d"
+source = "git+https://github.com/tectonic-typesetting/tectonic.git#51e179f7428cf00669ae4751ce59f10b4accdd05"
 dependencies = [
  "cc",
  "tectonic_bridge_graphite2",
@@ -2782,7 +2848,7 @@ dependencies = [
 [[package]]
 name = "tectonic_bridge_icu"
 version = "0.0.0-dev.0"
-source = "git+https://github.com/tectonic-typesetting/tectonic.git#78c53c07e1ff481ef16dc22eb97630c165618f1d"
+source = "git+https://github.com/tectonic-typesetting/tectonic.git#51e179f7428cf00669ae4751ce59f10b4accdd05"
 dependencies = [
  "tectonic_dep_support",
 ]
@@ -2790,7 +2856,7 @@ dependencies = [
 [[package]]
 name = "tectonic_bundles"
 version = "0.0.0-dev.0"
-source = "git+https://github.com/tectonic-typesetting/tectonic.git#78c53c07e1ff481ef16dc22eb97630c165618f1d"
+source = "git+https://github.com/tectonic-typesetting/tectonic.git#51e179f7428cf00669ae4751ce59f10b4accdd05"
 dependencies = [
  "flate2",
  "fs2",
@@ -2798,13 +2864,14 @@ dependencies = [
  "tectonic_geturl",
  "tectonic_io_base",
  "tectonic_status_base",
+ "url",
  "zip 0.6.6",
 ]
 
 [[package]]
 name = "tectonic_cfg_support"
 version = "0.0.0-dev.0"
-source = "git+https://github.com/tectonic-typesetting/tectonic.git#78c53c07e1ff481ef16dc22eb97630c165618f1d"
+source = "git+https://github.com/tectonic-typesetting/tectonic.git#51e179f7428cf00669ae4751ce59f10b4accdd05"
 dependencies = [
  "lazy_static",
 ]
@@ -2812,7 +2879,7 @@ dependencies = [
 [[package]]
 name = "tectonic_dep_support"
 version = "0.0.0-dev.0"
-source = "git+https://github.com/tectonic-typesetting/tectonic.git#78c53c07e1ff481ef16dc22eb97630c165618f1d"
+source = "git+https://github.com/tectonic-typesetting/tectonic.git#51e179f7428cf00669ae4751ce59f10b4accdd05"
 dependencies = [
  "pkg-config",
  "vcpkg",
@@ -2821,7 +2888,7 @@ dependencies = [
 [[package]]
 name = "tectonic_engine_bibtex"
 version = "0.0.0-dev.0"
-source = "git+https://github.com/tectonic-typesetting/tectonic.git#78c53c07e1ff481ef16dc22eb97630c165618f1d"
+source = "git+https://github.com/tectonic-typesetting/tectonic.git#51e179f7428cf00669ae4751ce59f10b4accdd05"
 dependencies = [
  "libc",
  "tectonic_bridge_core",
@@ -2832,7 +2899,7 @@ dependencies = [
 [[package]]
 name = "tectonic_engine_spx2html"
 version = "0.0.0-dev.0"
-source = "git+https://github.com/tectonic-typesetting/tectonic.git#78c53c07e1ff481ef16dc22eb97630c165618f1d"
+source = "git+https://github.com/tectonic-typesetting/tectonic.git#51e179f7428cf00669ae4751ce59f10b4accdd05"
 dependencies = [
  "byteorder",
  "html-escape",
@@ -2852,7 +2919,7 @@ dependencies = [
 [[package]]
 name = "tectonic_engine_xdvipdfmx"
 version = "0.0.0-dev.0"
-source = "git+https://github.com/tectonic-typesetting/tectonic.git#78c53c07e1ff481ef16dc22eb97630c165618f1d"
+source = "git+https://github.com/tectonic-typesetting/tectonic.git#51e179f7428cf00669ae4751ce59f10b4accdd05"
 dependencies = [
  "cc",
  "libc",
@@ -2864,7 +2931,7 @@ dependencies = [
 [[package]]
 name = "tectonic_engine_xetex"
 version = "0.0.0-dev.0"
-source = "git+https://github.com/tectonic-typesetting/tectonic.git#78c53c07e1ff481ef16dc22eb97630c165618f1d"
+source = "git+https://github.com/tectonic-typesetting/tectonic.git#51e179f7428cf00669ae4751ce59f10b4accdd05"
 dependencies = [
  "cc",
  "libc",
@@ -2881,7 +2948,7 @@ dependencies = [
 [[package]]
 name = "tectonic_errors"
 version = "0.0.0-dev.0"
-source = "git+https://github.com/tectonic-typesetting/tectonic.git#78c53c07e1ff481ef16dc22eb97630c165618f1d"
+source = "git+https://github.com/tectonic-typesetting/tectonic.git#51e179f7428cf00669ae4751ce59f10b4accdd05"
 dependencies = [
  "anyhow",
 ]
@@ -2889,7 +2956,7 @@ dependencies = [
 [[package]]
 name = "tectonic_geturl"
 version = "0.0.0-dev.0"
-source = "git+https://github.com/tectonic-typesetting/tectonic.git#78c53c07e1ff481ef16dc22eb97630c165618f1d"
+source = "git+https://github.com/tectonic-typesetting/tectonic.git#51e179f7428cf00669ae4751ce59f10b4accdd05"
 dependencies = [
  "cfg-if",
  "curl",
@@ -2900,7 +2967,7 @@ dependencies = [
 [[package]]
 name = "tectonic_io_base"
 version = "0.0.0-dev.0"
-source = "git+https://github.com/tectonic-typesetting/tectonic.git#78c53c07e1ff481ef16dc22eb97630c165618f1d"
+source = "git+https://github.com/tectonic-typesetting/tectonic.git#51e179f7428cf00669ae4751ce59f10b4accdd05"
 dependencies = [
  "app_dirs2",
  "flate2",
@@ -2914,7 +2981,7 @@ dependencies = [
 [[package]]
 name = "tectonic_pdf_io"
 version = "0.0.0-dev.0"
-source = "git+https://github.com/tectonic-typesetting/tectonic.git#78c53c07e1ff481ef16dc22eb97630c165618f1d"
+source = "git+https://github.com/tectonic-typesetting/tectonic.git#51e179f7428cf00669ae4751ce59f10b4accdd05"
 dependencies = [
  "cc",
  "tectonic_bridge_core",
@@ -2926,7 +2993,7 @@ dependencies = [
 [[package]]
 name = "tectonic_status_base"
 version = "0.0.0-dev.0"
-source = "git+https://github.com/tectonic-typesetting/tectonic.git#78c53c07e1ff481ef16dc22eb97630c165618f1d"
+source = "git+https://github.com/tectonic-typesetting/tectonic.git#51e179f7428cf00669ae4751ce59f10b4accdd05"
 dependencies = [
  "tectonic_errors",
 ]
@@ -2934,7 +3001,7 @@ dependencies = [
 [[package]]
 name = "tectonic_xdv"
 version = "0.0.0-dev.0"
-source = "git+https://github.com/tectonic-typesetting/tectonic.git#78c53c07e1ff481ef16dc22eb97630c165618f1d"
+source = "git+https://github.com/tectonic-typesetting/tectonic.git#51e179f7428cf00669ae4751ce59f10b4accdd05"
 dependencies = [
  "byteorder",
 ]
@@ -2942,7 +3009,7 @@ dependencies = [
 [[package]]
 name = "tectonic_xetex_layout"
 version = "0.0.0-dev.0"
-source = "git+https://github.com/tectonic-typesetting/tectonic.git#78c53c07e1ff481ef16dc22eb97630c165618f1d"
+source = "git+https://github.com/tectonic-typesetting/tectonic.git#51e179f7428cf00669ae4751ce59f10b4accdd05"
 dependencies = [
  "cc",
  "tectonic_bridge_core",
@@ -3017,6 +3084,16 @@ dependencies = [
  "syn 2.0.68",
 ]
 
+[[package]]
+name = "thread_local"
+version = "1.1.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8b9ef9bad013ada3808854ceac7b46812a6465ba368859a37e2100283d2d719c"
+dependencies = [
+ "cfg-if",
+ "once_cell",
+]
+
 [[package]]
 name = "time"
 version = "0.3.36"
@@ -3146,7 +3223,6 @@ dependencies = [
  "tokio",
  "tower-layer",
  "tower-service",
- "tracing",
 ]
 
 [[package]]
@@ -3155,8 +3231,14 @@ version = "0.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2873938d487c3cfb9aed7546dc9f2711d867c9f90c46b889989a2cb84eba6b4f"
 dependencies = [
+ "futures-core",
+ "futures-util",
+ "pin-project-lite",
+ "sync_wrapper 0.1.2",
+ "tokio",
  "tower-layer",
  "tower-service",
+ "tracing",
 ]
 
 [[package]]
@@ -3216,6 +3298,36 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c06d3da6113f116aaee68e4d601191614c9053067f9ab7f6edbcb161237daa54"
 dependencies = [
  "once_cell",
+ "valuable",
+]
+
+[[package]]
+name = "tracing-log"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ee855f1f400bd0e5c02d150ae5de3840039a3f54b025156404e34c23c03f47c3"
+dependencies = [
+ "log",
+ "once_cell",
+ "tracing-core",
+]
+
+[[package]]
+name = "tracing-subscriber"
+version = "0.3.18"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ad0f048c97dbd9faa9b7df56362b8ebcaa52adb06b498c050d2f4e32f90a7a8b"
+dependencies = [
+ "matchers",
+ "nu-ansi-term",
+ "once_cell",
+ "regex",
+ "sharded-slab",
+ "smallvec",
+ "thread_local",
+ "tracing",
+ "tracing-core",
+ "tracing-log",
 ]
 
 [[package]]
@@ -3438,6 +3550,12 @@ version = "1.9.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5de17fd2f7da591098415cff336e12965a28061ddace43b59cb3c430179c9439"
 
+[[package]]
+name = "valuable"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "830b7e5d4d90034032940e4ace0d9a9a057e7a45cd94e6c007832e39edb82f6d"
+
 [[package]]
 name = "vcpkg"
 version = "0.2.15"
@@ -3926,6 +4044,17 @@ dependencies = [
  "tap",
 ]
 
+[[package]]
+name = "xattr"
+version = "1.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8da84f1a25939b27f6820d92aed108f83ff920fdf11a7b19366c27c4cda81d4f"
+dependencies = [
+ "libc",
+ "linux-raw-sys",
+ "rustix",
+]
+
 [[package]]
 name = "xdg"
 version = "2.5.2"
diff --git a/Cargo.toml b/Cargo.toml
index cbe9b75..ca6733c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -9,7 +9,7 @@ version = "0.1.0"
 edition = "2021"
 
 [dependencies]
-axum = "0.7.5"
+axum = "0.7.6"
 serde = { version = "1.0.210", features = ["derive"] }
 serde_json = "1.0.128"
 tokio = { version = "1.40.0", features = ["full"] }