Assisted-by: Claude Opus 4.6 via Claude Code

diff --git a/Gemfile b/Gemfile
index db2f673..9469cef 100644
--- a/Gemfile
+++ b/Gemfile
@@ -13,6 +13,7 @@ gem "sequel"
 gem "sqlite3"
 
 group :development do
+  gem "ferrum"
   gem "minitest"
   gem "rack-test"
   gem "rake"
diff --git a/Gemfile.lock b/Gemfile.lock
index 94684d1..e661379 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -14,6 +14,8 @@ GEM
       securerandom (>= 0.3)
       tzinfo (~> 2.0, >= 2.0.5)
       uri (>= 0.13.1)
+    addressable (2.8.8)
+      public_suffix (>= 2.0.2, < 8.0)
     ast (2.4.3)
     base64 (0.3.0)
     bigdecimal (4.0.1)
@@ -21,6 +23,12 @@ GEM
     connection_pool (3.0.2)
     csv (3.3.5)
     drb (2.2.3)
+    ferrum (0.17.1)
+      addressable (~> 2.5)
+      base64 (~> 0.2)
+      concurrent-ruby (~> 1.1)
+      webrick (~> 1.7)
+      websocket-driver (~> 0.7)
     ffi (1.17.3)
     ffi (1.17.3-aarch64-linux-gnu)
     ffi (1.17.3-aarch64-linux-musl)
@@ -53,6 +61,7 @@ GEM
       refract (~> 1.0)
       zeitwerk (~> 2.7)
     prism (1.9.0)
+    public_suffix (7.0.2)
     puma (7.2.0)
       nio4r (~> 2.0)
     racc (1.8.1)
@@ -125,6 +134,11 @@ GEM
       unicode-emoji (~> 4.1)
     unicode-emoji (4.2.0)
     uri (1.1.1)
+    webrick (1.9.2)
+    websocket-driver (0.8.0)
+      base64
+      websocket-extensions (>= 0.1.0)
+    websocket-extensions (0.1.5)
     zeitwerk (2.7.4)
 
 PLATFORMS
@@ -140,6 +154,7 @@ PLATFORMS
   x86_64-linux-musl
 
 DEPENDENCIES
+  ferrum
   minitest
   phlex
   puma
@@ -156,6 +171,7 @@ DEPENDENCIES
 
 CHECKSUMS
   activesupport (8.1.2) sha256=88842578ccd0d40f658289b0e8c842acfe9af751afee2e0744a7873f50b6fdae
+  addressable (2.8.8) sha256=7c13b8f9536cf6364c03b9d417c19986019e28f7c00ac8132da4eb0fe393b057
   ast (2.4.3) sha256=954615157c1d6a382bc27d690d973195e79db7f55e9765ac7c481c60bdb4d383
   base64 (0.3.0) sha256=27337aeabad6ffae05c265c450490628ef3ebd4b67be58257393227588f5a97b
   bigdecimal (4.0.1) sha256=8b07d3d065a9f921c80ceaea7c9d4ae596697295b584c296fe599dd0ad01c4a7
@@ -163,6 +179,7 @@ CHECKSUMS
   connection_pool (3.0.2) sha256=33fff5ba71a12d2aa26cb72b1db8bba2a1a01823559fb01d29eb74c286e62e0a
   csv (3.3.5) sha256=6e5134ac3383ef728b7f02725d9872934f523cb40b961479f69cf3afa6c8e73f
   drb (2.2.3) sha256=0b00d6fdb50995fe4a45dea13663493c841112e4068656854646f418fda13373
+  ferrum (0.17.1) sha256=51d591120fc593e5a13b5d9d6474389f5145bb92a91e36eab147b5d096c8cbe7
   ffi (1.17.3) sha256=0e9f39f7bb3934f77ad6feab49662be77e87eedcdeb2a3f5c0234c2938563d4c
   ffi (1.17.3-aarch64-linux-gnu) sha256=28ad573df26560f0aedd8a90c3371279a0b2bd0b4e834b16a2baa10bd7a97068
   ffi (1.17.3-aarch64-linux-musl) sha256=020b33b76775b1abacc3b7d86b287cef3251f66d747092deec592c7f5df764b2
@@ -186,6 +203,7 @@ CHECKSUMS
   parser (3.3.10.1) sha256=06f6a725d2cd91e5e7f2b7c32ba143631e1f7c8ae2fb918fc4cebec187e6a688
   phlex (2.4.1) sha256=e596717fbfe38b5271840266758779ebe75092e02629f0c170287e6290a70b12
   prism (1.9.0) sha256=7b530c6a9f92c24300014919c9dcbc055bf4cdf51ec30aed099b06cd6674ef85
+  public_suffix (7.0.2) sha256=9114090c8e4e7135c1fd0e7acfea33afaab38101884320c65aaa0ffb8e26a857
   puma (7.2.0) sha256=bf8ef4ab514a4e6d4554cb4326b2004eba5036ae05cf765cfe51aba9706a72a8
   racc (1.8.1) sha256=4a7f6929691dbec8b5209a0b373bc2614882b55fc5d2e447a21aaa691303d62f
   rack (3.2.4) sha256=5d74b6f75082a643f43c1e76b419c40f0e5527fcfee1e669ac1e6b73c0ccb6f6
@@ -221,6 +239,9 @@ CHECKSUMS
   unicode-display_width (3.2.0) sha256=0cdd96b5681a5949cdbc2c55e7b420facae74c4aaf9a9815eee1087cb1853c42
   unicode-emoji (4.2.0) sha256=519e69150f75652e40bf736106cfbc8f0f73aa3fb6a65afe62fefa7f80b0f80f
   uri (1.1.1) sha256=379fa58d27ffb1387eaada68c749d1426738bd0f654d812fcc07e7568f5c57c6
+  webrick (1.9.2) sha256=beb4a15fc474defed24a3bda4ffd88a490d517c9e4e6118c3edce59e45864131
+  websocket-driver (0.8.0) sha256=ed0dba4b943c22f17f9a734817e808bc84cdce6a7e22045f5315aa57676d4962
+  websocket-extensions (0.1.5) sha256=1c6ba63092cda343eb53fc657110c71c754c56484aad42578495227d717a8241
   zeitwerk (2.7.4) sha256=2bef90f356bdafe9a6c2bd32bcd804f83a4f9b8bc27f3600fff051eb3edcec8b
 
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