San Francisco Giants fire manager Gabe Kapler after missing playoffs due to late-season struggles.
Kapler led in 2021 but couldn't sustain success.
Owner reconsiders, leading to managerial change.
The team ended with a 78-81 record.
Kapler expressed disappointment on Instagram.
Logan Webb voiced frustration with losing.
Giants plan to be active in free agency.
Season ended with a disappointing September.
Changes ahead to create a winning culture.
Kapler's departure leaves a managerial vacancy.