Anthony Stirling 371d816ce7 Validate certificate inputs for cert signing (#5191) ... ## Summary - validate required certificate inputs before loading keystores to prevent null dereferences - surface clear errors for missing PEM, PKCS12/PFX, and JKS uploads during PDF signing - add a unit test covering the missing PKCS12/PFX keystore scenario ## Testing - ./gradlew :stirling-pdf:test --tests stirling.software.SPDF.controller.api.security.CertSignControllerTest ------ [Codex Task](https://chatgpt.com/codex/tasks/task_b_6934c8803d648328bf76b72a4f689c60)		2025-12-13 17:42:12 +00:00
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common	Bug/v2/static wasm (#5238)	2025-12-13 12:57:10 +00:00
core	Validate certificate inputs for cert signing (#5191)	2025-12-13 17:42:12 +00:00
proprietary	Fix: SSO Login Page (#5220)	2025-12-10 19:46:48 +00:00
allowed-licenses.json	feat(cbr-to-pdf,pdf-to-cbr): add PDF to/from CBR conversion with ebook optimization option (#4581)	2025-10-04 11:15:23 +01:00