vfs: better keyboard map

kernel/libk/src/vfs/terminal.rs

@@ -227,12 +227,32 @@ impl<O: TerminalOutput> Terminal<O> {
                     b'd' => self.write_to_input(self.config().chars.eof),
                     _ => (),
                 },
-                KeyboardKey::Char(ch) if shift => match ch {
-                    ch if ch.is_ascii_lowercase() => {
-                        self.write_to_input(ch.to_ascii_uppercase());
-                    }
-                    _ => (),
-                },
+                KeyboardKey::Char(ch) if shift && pressed => {
+                    let ch = match ch {
+                        ch if ch.is_ascii_lowercase() => ch.to_ascii_uppercase(),
+                        b'`' => b'~',
+                        b'1' => b'!',
+                        b'2' => b'@',
+                        b'3' => b'#',
+                        b'4' => b'$',
+                        b'5' => b'%',
+                        b'6' => b'^',
+                        b'7' => b'&',
+                        b'8' => b'*',
+                        b'9' => b'(',
+                        b'0' => b')',
+                        b'-' => b'_',
+                        b'=' => b'+',
+                        b';' => b':',
+                        b'\'' => b'"',
+                        b'\\' => b'|',
+                        b',' => b'<',
+                        b'.' => b'>',
+                        b'/' => b'?',
+                        _ => continue,
+                    };
+                    self.write_to_input(ch);
+                }
                 KeyboardKey::Char(ch) if pressed => {
                     // TODO shift/ctrl
                     self.write_to_input(ch);
@@ -243,6 +263,9 @@ impl<O: TerminalOutput> Terminal<O> {
                 KeyboardKey::Backspace if pressed => {
                     self.write_to_input(b'\x7F');
                 }
+                KeyboardKey::Escape if pressed => {
+                    self.write_to_input(b'\x1B');
+                }
                 _ => (),
             }
         }