Add comment about blob decoding failure

[Tristan-Wilson]

fixes: NIT-4234, NIT-4272

[codecov]

Codecov Report

❌ Patch coverage is 50.00000% with 1 line in your changes missing coverage. Please review.
✅ Project coverage is 34.97%. Comparing base (416e512) to head (594bd58).
⚠️ Report is 1 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #4182      +/-   ##
==========================================
+ Coverage   33.01%   34.97%   +1.96%     
==========================================
  Files         459      459              
  Lines       55830    55830              
==========================================
+ Hits        18430    19526    +1096     
+ Misses      34185    32842    -1343     
- Partials     3215     3462     +247     

[github-actions]

❌ 9 Tests Failed:

Tests completed	Failed	Passed	Skipped
4452	9	4443	0

View the top 3 failed tests by shortest run time

TestSetLatestSnapshotUrl

Stack Traces | 0.070s run time

... [CONTENT TRUNCATED: Keeping last 20 lines]
    init_test.go:300: running test case latest file with http url
INFO [12-30|12:10:18.216] Set latest snapshot url                  url=http://some.domain.com/arb1/2024/21/archive.tar.gz
    init_test.go:300: running test case latest file with https url
INFO [12-30|12:10:18.217] Set latest snapshot url                  url=https://some.domain.com/arb1/2024/21/archive.tar.gz
    init_test.go:300: running test case chain and contents with upper case
INFO [12-30|12:10:18.219] Set latest snapshot url                  url=http://127.0.0.1:39607/arb1/2024/21/archive.tar.gz
    init_test.go:353: goroutine 99 [running]:
        runtime/debug.Stack()
        	/opt/hostedtoolcache/go/1.25.5/x64/src/runtime/debug/stack.go:26 +0x5e
        github.com/offchainlabs/nitro/util/testhelpers.RequireImpl({0x2e5ddd0, 0xc000a00540}, {0x2e30ae0, 0x41b2460}, {0xc000806090, 0x1, 0x1})
        	/home/runner/work/nitro/nitro/util/testhelpers/testhelpers.go:29 +0x55
        github.com/offchainlabs/nitro/cmd/nitro.Require(0xc000a00540, {0x2e30ae0, 0x41b2460}, {0xc000806090, 0x1, 0x1})
        	/home/runner/work/nitro/nitro/cmd/nitro/config_test.go:304 +0x5d
        github.com/offchainlabs/nitro/cmd/nitro.startFileServer.func2()
        	/home/runner/work/nitro/nitro/cmd/nitro/init_test.go:353 +0xa5
        created by github.com/offchainlabs/nitro/cmd/nitro.startFileServer in goroutine 23
        	/home/runner/work/nitro/nitro/cmd/nitro/init_test.go:350 +0x285
        
    init_test.go:353: �[31;1m [failed to shutdown server] context canceled �[0;0m
--- FAIL: TestSetLatestSnapshotUrl (0.07s)

TestDataStreaming_PositiveScenario/Many_senders,_long_messages

Stack Traces | 0.130s run time

... [CONTENT TRUNCATED: Keeping last 20 lines]
        github.com/offchainlabs/nitro/daprovider/data_streaming.testBasic.func1()
        	/home/runner/work/nitro/nitro/daprovider/data_streaming/protocol_test.go:230 +0x19b
        created by github.com/offchainlabs/nitro/daprovider/data_streaming.testBasic in goroutine 159
        	/home/runner/work/nitro/nitro/daprovider/data_streaming/protocol_test.go:223 +0x85
        
    protocol_test.go:230: �[31;1m [] too much time has elapsed since request was signed �[0;0m
WARN [12-30|12:11:33.052] Served datastreaming_start               conn=127.0.0.1:45448 reqid=16 duration="106.669µs" err="too much time has elapsed since request was signed"
INFO [12-30|12:11:33.053] rpc response                             method=datastreaming_start logId=16 err="too much time has elapsed since request was signed" result={} attempt=0 args="[\"0x6953c174\", \"0x34\", \"0xd9\", \"0x2b48\", \"0xa\", \"0x8d4c23db822aa1e6ec16112220fd91e35fd50655bd71f76d8140cdc1d773159c61ad687863c4530beb33c9bbf8fef2a77a6abf0607911cdaf340248280de640401\"]" errorData=null
    protocol_test.go:230: goroutine 317 [running]:
        runtime/debug.Stack()
        	/opt/hostedtoolcache/go/1.25.5/x64/src/runtime/debug/stack.go:26 +0x5e
        github.com/offchainlabs/nitro/util/testhelpers.RequireImpl({0x161f150, 0xc0006201c0}, {0x16059a0, 0xc000a8a780}, {0x0, 0x0, 0x0})
        	/home/runner/work/nitro/nitro/util/testhelpers/testhelpers.go:29 +0x9f
        github.com/offchainlabs/nitro/daprovider/data_streaming.testBasic.func1()
        	/home/runner/work/nitro/nitro/daprovider/data_streaming/protocol_test.go:230 +0x19b
        created by github.com/offchainlabs/nitro/daprovider/data_streaming.testBasic in goroutine 159
        	/home/runner/work/nitro/nitro/daprovider/data_streaming/protocol_test.go:223 +0x85
        
    protocol_test.go:230: �[31;1m [] too much time has elapsed since request was signed �[0;0m
--- FAIL: TestDataStreaming_PositiveScenario/Many_senders,_long_messages (0.13s)

TestDataStreaming_PositiveScenario

Stack Traces | 0.170s run time

=== RUN   TestDataStreaming_PositiveScenario
--- FAIL: TestDataStreaming_PositiveScenario (0.17s)

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[tsahee]

LGTM