fix(theme): distinguish active tabs in affected palettes

lua/oasis/color_palettes/oasis_abyss.lua

@@ -29,6 +29,7 @@ local base = {
     title = p.red[800],
     accent = p.palm[500],
     cursor = p.khaki[500],
+    tabline_current = p.red[500],
   },
 }
 

lua/oasis/color_palettes/oasis_desert.lua

@@ -30,6 +30,7 @@ local base = {
     title = p.red[800],
     accent = p.palm[500],
     cursor = p.khaki[500],
+    tabline_current = p.red[500],
   },
 }
 

lua/oasis/color_palettes/oasis_midnight.lua

@@ -29,6 +29,7 @@ local base = {
     title = p.red[800],
     accent = p.palm[500],
     cursor = p.khaki[500],
+    tabline_current = p.red[500],
   },
 }
 

lua/oasis/theme_generator.lua

@@ -507,10 +507,11 @@ local PLUGIN_GROUPS = {
     hl.MiniStatuslineInactive = { fg = c.fg.comment, bg = c.bg.surface }
 
     -- Mini Tabline
-    hl.MiniTablineCurrent = { fg = theme.secondary, bg = c.bg.surface, bold = true }
+    local tabline_current = c.theme.tabline_current or theme.secondary
+    hl.MiniTablineCurrent = { fg = tabline_current, bg = c.bg.surface, bold = true }
     hl.MiniTablineFill = "TabLineFill"
     hl.MiniTablineHidden = "TabLine"
-    hl.MiniTablineModifiedCurrent = { fg = c.bg.core, bg = theme.secondary, bold = true }
+    hl.MiniTablineModifiedCurrent = { fg = c.bg.core, bg = tabline_current, bold = true }
     hl.MiniTablineModifiedHidden = { fg = c.bg.core, bg = c.ui.border }
     hl.MiniTablineModifiedVisible = { fg = c.bg.core, bg = c.ui.border, bold = true }
     hl.MiniTablineTabpagesection = { fg = c.bg.core, bg = c.theme.accent }

lua/oasis/types.lua

@@ -28,6 +28,7 @@
 ---@field label? string
 ---@field accent string
 ---@field cursor string
+---@field tabline_current? string
 
 ---@class OasisPaletteSyntax
 ---@field parameter string
@@ -317,6 +318,7 @@
 ---@field accent? string
 ---@field strong_primary? string
 ---@field light_primary? string
+---@field tabline_current? string
 
 ---@class OasisPaletteSyntaxOverrides
 ---@field parameter? string