feat: add static stage extraction and metadata detection

Cargo.lock

@@ -116,6 +116,17 @@ dependencies = [
  "r-efi",
 ]
 
+[[package]]
+name = "goblin"
+version = "0.10.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "17582616a7718cca54cec18e534a76c7c4aec11a8b9a85695712f262fd15a4c8"
+dependencies = [
+ "log",
+ "plain",
+ "scroll",
+]
+
 [[package]]
 name = "inout"
 version = "0.1.4"
@@ -143,6 +154,12 @@ version = "0.12.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "32a66949e030da00e8c7d4434b251670a91556f4144941d37452769c25d58a53"
 
+[[package]]
+name = "log"
+version = "0.4.33"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0ceec5bc11778974d1bcb055b18002eba7f4b3518b6a0081b3af5f21666da9ad"
+
 [[package]]
 name = "memchr"
 version = "2.8.3"
@@ -164,6 +181,12 @@ version = "1.21.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9f7c3e4beb33f85d45ae3e3a1792185706c8e16d043238c593331cc7cd313b50"
 
+[[package]]
+name = "plain"
+version = "0.2.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b4596b6d070b27117e987119b4dac604f3c58cfb0b191112e24771b2faeac1a6"
+
 [[package]]
 name = "proc-macro2"
 version = "1.0.107"
@@ -201,6 +224,26 @@ dependencies = [
  "windows-sys",
 ]
 
+[[package]]
+name = "scroll"
+version = "0.13.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c1257cd4248b4132760d6524d6dda4e053bc648c9070b960929bf50cfb1e7add"
+dependencies = [
+ "scroll_derive",
+]
+
+[[package]]
+name = "scroll_derive"
+version = "0.13.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ed76efe62313ab6610570951494bdaa81568026e0318eaa55f167de70eeea67d"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.119",
+]
+
 [[package]]
 name = "senbei-android-cli"
 version = "0.1.0"
@@ -208,6 +251,8 @@ dependencies = [
  "anyhow",
  "senbei-android-io",
  "senbei-android-metadata",
+ "senbei-android-stage2",
+ "serde_json",
 ]
 
 [[package]]
@@ -238,6 +283,7 @@ dependencies = [
  "anyhow",
  "senbei-android-elf",
  "senbei-android-metadata",
+ "senbei-android-stage2",
  "serde",
  "serde_json",
  "sha2",
@@ -252,6 +298,20 @@ dependencies = [
  "thiserror",
 ]
 
+[[package]]
+name = "senbei-android-stage2"
+version = "0.1.0"
+dependencies = [
+ "goblin",
+ "memmap2",
+ "senbei-android-crypto",
+ "serde",
+ "serde_json",
+ "sha2",
+ "tempfile",
+ "thiserror",
+]
+
 [[package]]
 name = "serde"
 version = "1.0.229"
@@ -279,7 +339,7 @@ checksum = "e7a5d71263a5a7d47b41f6b3f06ba276f10cc18b0931f1799f710578e2309348"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn",
+ "syn 3.0.3",
 ]
 
 [[package]]
@@ -306,6 +366,17 @@ dependencies = [
  "digest",
 ]
 
+[[package]]
+name = "syn"
+version = "2.0.119"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "872831b642d1a07999a962a351ed35b955ea2cfc8f3862091e2a240a84f17297"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "unicode-ident",
+]
+
 [[package]]
 name = "syn"
 version = "3.0.3"
@@ -347,7 +418,7 @@ checksum = "bc04cd3e1236dd4a98afca4569f2deb3f120e5422a4023be2cb683f8486292af"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn",
+ "syn 3.0.3",
 ]
 
 [[package]]