Fix TS4053 when public method return type uses imported type alias for unexported symbol#2913

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Copilot wants to merge 6 commits intomainfrom

copilot/fix-ts4053-error

Commits on Feb 26, 2026

Initial plan
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Add test case for TS4053 with imported type alias (reproduces issue)

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jakebailey
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Fix TS4053 error when public method uses imported type alias

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jakebailey
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Revert getAliasForSymbolInContainer change to avoid regressions; keep resolveTypeAliasSymbol helper

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jakebailey
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Fix TS4053 when public method return type uses imported type alias for unexported symbol

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jakebailey
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Revert incorrect fix, keep test case showing TS4053 bug

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jakebailey
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