fish(completion): support termux-job-scheduler command

share/completions/termux-job-scheduler.fish

@@ -0,0 +1,72 @@
+set command termux-job-scheduler
+
+complete -c $command -f
+
+complete -c $command \
+    -s h \
+    -d 'Show [h]elp'
+
+complete -c $command \
+    -s p \
+    -l pending \
+    -d 'List [p]ending jobs'
+
+complete -c $command \
+    -l cancel-all \
+    -d 'Cancel all pending jobs'
+
+complete -c $command \
+    -s s \
+    -l script \
+    -d 'Specify a [s]cript path to schedule' \
+    -r
+
+complete -c $command \
+    -l job-id \
+    -d 'Specify a job id' \
+    -x
+
+complete -c $command \
+    -a '0\tdefault' \
+    -l period-ms \
+    -d 'Specify an interval between script runs' \
+    -x
+
+complete -c $command \
+    -a 'any\tdefault unmetered cellular not_roaming none' \
+    -l network \
+    -d 'Require a network of a specific type to be available' \
+    -x
+
+complete -c $command \
+    -a 'true\tdefault false' \
+    -l battery-not-low \
+    -d 'Whether run a script when a battery is low' \
+    -x
+
+complete -c $command \
+    -a 'false\tdefault true' \
+    -l storage-not-low \
+    -d 'Whether run a script when a storage is low' \
+    -x
+
+complete -c $command \
+    -a 'false\tdefault true' \
+    -l charging \
+    -d 'Whether run a script when the device is charging' \
+    -x
+
+complete -c $command \
+    -a 'false\tdefault true' \
+    -l persisted \
+    -d 'Whether run un-schedule script on reboots' \
+    -x
+
+complete -c $command \
+    -l trigger-content-uri \
+    -x
+
+complete -c $command \
+    -a '1\tdefault' \
+    -l trigger-content-flag \
+    -x