added README

.gallery/gallery.typ

@@ -0,0 +1,63 @@
+#set page(height: auto, margin: 1cm)
+#set text(font: "Source Sans 3")
+
+#let subject(name) = context {
+  metadata((name: name, page: locate(here()).page()))
+}
+
+//////////////////////////
+//  Process Scheduling  //
+//////////////////////////
+#subject("process-scheduling")
+#import "/process-scheduling/utils.typ": task, display-processes
+#import "/process-scheduling/algorithms.typ": FCFS
+#let tasks = {
+  task(1, 0, 10, 3)
+  task(2, 20, 40, 2)
+  task(3, 30, 20, 2)
+  task(4, 60, 10, 3)
+  task(5, 80, 30, 1)
+  task(6, 90, 20, 1)
+  task(7, 100, 50, 3)
+  task(8, 130, 30, 2)
+  task(9, 180, 10, 3)
+  task(10, 200, 60, 1)
+}
+#display-processes(..FCFS(tasks))
+#pagebreak()
+
+/////////////////////
+//  Demand Paging  //
+/////////////////////
+#subject("demand-paging")
+#import "/demand-paging/utils.typ": sim-demand-paging
+#set page(width: auto)
+#let requests = (7, 0, 1, 2, 0, 3, 0, 4, 2, 3, 0, 3, 2, 1, 2, 0, 1, 7, 0 , 1)
+#sim-demand-paging(requests, "FIFO")
+#pagebreak()
+
+///////////////////////
+//  Disk Scheduling  //
+///////////////////////
+#subject("disk-scheduling")
+#import "/disk-scheduling/algorithms.typ": schedule-fcfs
+#import "/disk-scheduling/utils.typ": draw-algo, compute-total
+
+#let places = (53, 98, 193, 37, 14, 124, 65, 67)
+#let min = 0
+#let max = 199
+
+#let result = schedule-fcfs(places)
+#let graph = draw-algo(result, min: min, max: max, width: 10)
+#let compute-total = compute-total.with(min: min, max: max)
+
+#table(
+  columns: 2,
+  inset: 0.5em,
+  align: center + horizon,
+  rotate(
+    -90deg,
+    reflow: true
+  )[*FCFS* (total: #compute-total(result, wrap: false))],
+  graph
+)