src/Aggregate/AggregateHeader.php:30:52: ImplementedParamTypeMismatch: Argument 1 of Patchlevel\EventSourcing\Aggregate\AggregateHeader::fromJsonSerialize has wrong type 'array<array-key, mixed>', expecting 'Patchlevel\EventSourcing\Message\T' as defined by Patchlevel\EventSourcing\Message\Header::fromJsonSerialize (see https://psalm.dev/199)

src/Aggregate/AggregateHeader.php:30:60: MixedInferredReturnType: Could not verify return type 'Patchlevel\EventSourcing\Aggregate\AggregateHeader' for Patchlevel\EventSourcing\Aggregate\AggregateHeader::fromJsonSerialize (see https://psalm.dev/047)

src/Console/OutputStyle.php:48:13: PossiblyUndefinedVariable: Possibly undefined variable $headers, first seen on line 48 (see https://psalm.dev/018)

src/Console/OutputStyle.php:48:13: MixedArrayAssignment: Cannot access array value on mixed variable $headers[string] (see https://psalm.dev/117)

src/Console/OutputStyle.php:52:43: PossiblyUndefinedVariable: Possibly undefined variable $headers, first seen on line 48 (see https://psalm.dev/018)

src/Console/OutputStyle.php:52:43: MixedArgument: Argument 1 of array_keys cannot be mixed, expecting array<array-key, mixed> (see https://psalm.dev/030)

src/Debug/Trace/TraceHeader.php:27:52: ImplementedParamTypeMismatch: Argument 1 of Patchlevel\EventSourcing\Debug\Trace\TraceHeader::fromJsonSerialize has wrong type 'array<array-key, mixed>', expecting 'Patchlevel\EventSourcing\Message\T' as defined by Patchlevel\EventSourcing\Message\Header::fromJsonSerialize (see https://psalm.dev/199)

src/Debug/Trace/TraceHeader.php:29:25: UndefinedDocblockClass: Docblock-defined class, interface or enum named Patchlevel\EventSourcing\Message\T does not exist (see https://psalm.dev/200)

src/Debug/Trace/TraceHeader.php:29:25: MixedArgument: Argument 1 of Patchlevel\EventSourcing\Debug\Trace\TraceHeader::__construct cannot be mixed, expecting list<array{category: string, name: string}> (see https://psalm.dev/030)

src/Message/Header.php:17:16: UndefinedDocblockClass: Docblock-defined class, interface or enum named Patchlevel\EventSourcing\Message\T does not exist (see https://psalm.dev/200)