fix: add down level ':' keybindings to vim and helix modes

This is for terminals that don't send modifiers at all.

src/keybind/builtin/helix.json

@@ -86,6 +86,7 @@
 
             ["shift+j", "join_selections"],
 
+            [":", "open_command_palette"],
             ["shift+;", "open_command_palette"],
 
             ["shift+7", "align_selections"],
@@ -352,6 +353,7 @@
     
             ["shift+j", "join_selections"],
     
+            [":", "open_command_palette"],
             ["shift+;", "open_command_palette"],
     
             ["shift+7", "align_selections"],
@@ -507,6 +509,7 @@
     "home": {
         "on_match_failure": "ignore",
         "press": [
+            [":", "open_command_palette"],
             [";", "open_command_palette"],
             ["shift+;", "open_command_palette"],
             ["b", "open_keybind_config"],

src/keybind/builtin/vim.json

@@ -35,6 +35,7 @@
             ["n", "goto_next_match"],
             ["0", "move_begin"],
             ["<S-4>", "move_end"],
+            [":", "open_command_palette"],
             [";", "open_command_palette"],
             ["<S-;>", "open_command_palette"],
             ["p", "paste"],
@@ -93,6 +94,7 @@
         "syntax": "vim",
         "on_match_failure": "ignore",
         "press": [
+            [":", "open_command_palette"],
             [";", "open_command_palette"],
             ["<S-;>", "open_command_palette"],
             ["b", "open_keybind_config"],

src/keybind/keybind.zig

@@ -720,6 +720,8 @@ const match_test_cases = .{
     .{ "<C-o>", "<C-o>", .matched },
     .{ "<S-'><S-->dd", "<S-'><S-->dd", .matched },
     .{ "<S-'><S-->dd", "<S-'><S-->da", .match_impossible },
+    .{ ":", ":", .matched },
+    .{ ":", ";", .match_impossible },
 };
 
 test "match" {

src/keybind/parse_vim.zig

@@ -92,7 +92,7 @@ pub fn parse_key_events(allocator: std.mem.Allocator, event: input.Event, str: [
                     //lowercase characters
                     'a'...'z',
                     '0'...'9',
-                    '`', '-', '=', '[', ']', '\\', ';', '\'', ',', '.', '/', => {
+                    '`', '-', '=', '[', ']', '\\', ':', ';', '\'', ',', '.', '/', => {
                         try result.append(.{ .key = str[i] });
                         i += 1;
                     },
@@ -340,7 +340,7 @@ pub fn parse_key_events(allocator: std.mem.Allocator, event: input.Event, str: [
                     //lowercase characters only inside the escape sequence
                     'a'...'z',
                     '0'...'9',
-                    '`', '-', '=', '[', ']', '\\', ';', '\'', ',', '.', '/',
+                    '`', '-', '=', '[', ']', '\\', ':', ';', '\'', ',', '.', '/',
                      => {
                         try result.append(.{ .key = str[i], .modifiers = modifiers });
                         modifiers = 0;