Cryptic crossword No 4,054

Across

1. Athlete finally quits cigarettes, acting in line with plan (9)
2. Raith’s front two being pursued by club in African city (5)
3. St Mirren at last making a comeback after ten years deteriorating (8)
4. Very busy man, top of charts on Twitch (6)
5. Livi gutted about flipping underfoot surface (4)
6. It’s only a small thing, Partick Thistle dropping a bunch of midfielders (8)
7. Irish singer jammed with Trump informally, in retrospect it's bland  (7)
8. Rangers’ goalies  (7)
9. Henry joining Heart of Midlothian before semi? It’s an environment for rapidly improving skills!  (8)
10. You chuck without stopping - that's disgusting!  (4)
11. MyC supremo in Airdrie ground, abandoned by setter  (6)
12. Israel's leader ain't bothered about enthusiasm for Palestinians' resistance campaign  (8)
13. Occasionally Cowdenbeath jogged to get fit  (5)
14. Serving beer in grounds  (9)

Down

1. A further Scotsman signs at last for The Spartans’ rivals  (9)
2. Idiot from Annan Athletic  (4)
3. Fellow being bored by dramatist's latest rubbish play (5,3)
4. Inverness Caledonian Thistle’s starters captured in clear image  (7)
5. Most of Nat King Cole leads to people stifling yawns and sudden drowsiness  (10)
6. Scorer succeeded against East Fife from time to time (5)
7. Almost daily, India produces tea  (4)
8. Veteran in Lords raving about magazine (3,7)
9. Line of children to see Dundee perhaps?  (9)
10. Thrilling English striker ultimately bagged by Celtic after training   (8)
11. Wild claims about cap from Uruguay and Hamilton, potentially  (7)
12. Not the first stylish Hibernian emblem (4)
13. Standard trick involving Aberdeen's wingers (5)
14. Firstly Forfar Athletic need some supporters (4)