Add spell check workflow (#3183)

.github/workflows/typos.yml

@@ -0,0 +1,10 @@
+name: "Spell Check"
+on: [pull_request]
+
+jobs:
+  typos:
+    name: Spell Check with Typos
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3
+    - uses: crate-ci/typos@v1.13.10

man/man1/fzf.1

@@ -1145,7 +1145,7 @@ set, otherwise with \fBsh -c\fR, so in this case make sure that the command is
 POSIX-compliant.
 
 \fBbecome(...)\fR action is similar to \fBexecute(...)\fR, but it replaces the
-current fzf process with the specifed command using \fBexecve(2)\fR system
+current fzf process with the specified command using \fBexecve(2)\fR system
 call.
 
     \fBfzf --bind "enter:become(vim {})"\fR

src/terminal.go

@@ -3288,7 +3288,7 @@ func (t *Terminal) Loop() {
 					break
 				}
 
-				// Prevew scrollbar dragging
+				// Preview scrollbar dragging
 				headerLines := t.previewOpts.headerLines
 				pbarDragging = me.Down && (pbarDragging || clicked && t.hasPreviewWindow() && my >= t.pwindow.Top()+headerLines && my < t.pwindow.Top()+t.pwindow.Height() && mx == t.pwindow.Left()+t.pwindow.Width())
 				if pbarDragging {

src/util/util_test.go

@@ -70,7 +70,7 @@ func TestMin32(t *testing.T) {
 	}
 }
 
-func TestContrain(t *testing.T) {
+func TestConstrain(t *testing.T) {
 	if Constrain(-3, -1, 3) != -1 {
 		t.Error("Expected", -1)
 	}
@@ -83,7 +83,7 @@ func TestContrain(t *testing.T) {
 	}
 }
 
-func TestContrain32(t *testing.T) {
+func TestConstrain32(t *testing.T) {
 	if Constrain32(-3, -1, 3) != -1 {
 		t.Error("Expected", -1)
 	}

typos.toml

@@ -0,0 +1,6 @@
+# See https://github.com/crate-ci/typos/blob/master/docs/reference.md to configure typos
+[default.extend-words]
+ba = "ba"
+fo = "fo"
+enew = "enew"
+tabe = "tabe"