Based on available information, 'First Shift' does not feature any explicit LGBTQ+ characters or themes. The film's narrative focuses on the professional and personal dynamics of its heterosexual main characters, with no noted LGBTQ+ representation in its plot elements or character arcs.

Based on the provided information, there is no identifiable depiction of transsexual characters or themes in 'First Shift'. Consequently, an evaluation of its portrayal is not applicable.

The film features Angela, a rookie police officer, who uses a stun gun to subdue a male suspect. While demonstrating competence, this action does not align with the criteria for physical combat victories achieved through skill, strength, or martial arts. No other instances of female characters defeating male opponents in direct physical combat are described.

The film introduces original characters, including a female lead and a female commanding officer, within a new narrative. There is no indication that any character was previously established as a different gender in source material, prior installments, or real-world history.

The film "First Shift" is presented as an original production with new characters, not an adaptation or reboot of existing material. There is no indication of characters being previously established as a different race in any prior canon or historical record. Therefore, no race swaps are identified.