fix: harden demo lifecycle and scanner

docs/LEARNING_GUIDE.md

@@ -91,11 +91,32 @@ forge test --match-test 'test(ProxyCannotBeInitializedTwice|ImplementationCannot
 # OpenZeppelin ReentrancyGuardReentrantCall
 forge test --match-test testDepositPropagatesNestedRevertAtomicallyWhenConfigured -vv
 
-# Script UnsupportedChain (the test deliberately uses a rejected chain)
+# DemoScript.UnsupportedChain (the test deliberately uses a rejected chain)
 forge test --match-test testUnsupportedChainsAreRejectedBeforeBroadcast -vv
 
-# ManifestChainMismatch and MissingCode
+# DemoScript.ManifestChainMismatch and DemoScript.MissingCode
 forge test --match-test 'test(WrongManifestChain|AddressWithoutCode)IsRejected' -vv
+
+# DemoScript.InvalidDeploymentBlock
+forge test --match-test testActiveManifestRejectsDeploymentBlockZero -vv
+
+# DemoScript.InvalidManifestSchema
+forge test --match-test testLegacyParallelActorManifestIsRejected -vv
+
+# DemoScript.InvalidActorConfiguration
+forge test --match-test testAnvilManifestRequiresOwnerAtActorZero -vv
+
+# DemoScript.UnexpectedState example payload: label, expected, actual
+cast calldata 'UnexpectedState(string,uint256,uint256)' 'reserves' 1400000000 1399000000
+
+# DemoScript.UnexpectedAddress, including expected/actual implementation addresses
+forge test --match-test testCheckStateRejectsManifestImplementationMismatch -vv
+
+# CheckState.Insolvent example payload: reserves below ledger liabilities
+cast calldata 'Insolvent(uint256,uint256)' 1399000000 1400000000
+
+# CheckState.UnknownStage example payload
+cast calldata 'UnknownStage(string)' 'mystery'
 ```
 
 Finish by running `make verify`; it combines unit, fuzz, invariant, script, process-safety, scanner, and web gates.