TPM: Dooku hires Jango Fett and then contacts Sidious.
AOTC: Anakin is knighted, as in Clone Wars 2D, or, Grievous is introduced at the aftermath of an undisclosed battle, carrying the lightsabers of fallen Jedi.
ROTS: Inspired by Obi-Wan’s broadcast, Bail Organa sets off to build the rebellion.
Solo: The Cloud Riders take the coaxium to Saw Gerrera.
Rogue One: Someone is watching the skirmish above Tatooine, later revealed to be Luke and his friends.
ANH: Vader learns about Luke’s last name.
TESB: Luke goes to Obi-Wan’s hut and crafts his green lightsaber.
ROTJ: Ewoks stalk some unsuspecting Stormtroopers that got lost in the woods.
TFA: The actual movie ends with the Falcon jumping to hyperspace. The mid or end-credits scene shows Luke standing over the cliff.
TLJ: Palpatine’s voice is heard through the radio on the deserted Crait base.
TROS: Not an end-credits scene but an extra scene for the epilogue: C3PO (without a memory restoration) asks R2 to retell him their past experiences, bridging the entire Skywalker saga together.