Support for LspSaga (#48)

* lspsaga: update readme
add lspsaga to the readme

* feat: code actions and diagnostics hl-groups
Highlight groups for:
- code actions
- diagnostics

* feat(nvim): add some more colors

Adding some more lspsaga colors.

* feat(lspsaga): finishing touches

Add the finihing touches and add the last needed highlightgroups

Disclaimer: Preview Definitions still don't work

* style(lspsaga): remove comments and rearrange

Remove uneeded comments and rearrange some code

* fix(lspsaga): preview definitions

Preview Definitions now get highlighted! Why?
Because it's *Definitions* not *Defintions*

* feat(lspsaga): add one new highlight

Add LspSagaBorderTitle highlight

* fix(lspsaga): remove lspsaga.norg

* style(lspsaga): rearrange diagnostic highlights

Rearrange `DiagnosticInformation` and `DiagnosticWarning` to their respective spots

* Revert "Merge branch 'main' into main"

This reverts commit 5d26b3da8b, reversing
changes made to 79c84ef6d4.

* lspsaga: update readme
add lspsaga to the readme

* feat: code actions and diagnostics hl-groups
Highlight groups for:
- code actions
- diagnostics

* style(lspsaga): remove comments and rearrange

Remove uneeded comments and rearrange some code

* style(lspsaga): rearrange diagnostic highlights

Rearrange `DiagnosticInformation` and `DiagnosticWarning` to their respective spots

* Revert "Merge branch 'main' into main"

This reverts commit 5d26b3da8b, reversing
changes made to 79c84ef6d4.

* fix(lspsaga): add missing diagnostc groups

* style(lspsaga): format with stylua

* chore: format

Co-authored-by: mvllow <mvllow@icloud.com>

lua/rose-pine/theme.lua

@@ -176,7 +176,9 @@ local theme = {
 
 	DiagnosticHint = { fg = config.colors.hint },
 	DiagnosticInfo = { fg = config.colors.info },
+	DiagnosticInformation = { link = 'DiagnosticInfo' },
 	DiagnosticWarn = { fg = config.colors.warn },
+	DiagnosticWarning = { link = 'DiagnosticWarn' },
 	DiagnosticError = { fg = config.colors.error },
 	DiagnosticDefaultHint = { fg = config.colors.hint },
 	DiagnosticDefaultInfo = { fg = config.colors.info },
@@ -428,6 +430,44 @@ local theme = {
 	NeorgHeading6Title = { fg = config.colors.headings.h6, style = 'bold' },
 
 	NeorgMarkerTitle = { fg = p.text, style = 'bold' },
+	-- LspSaga
+	-- https://github.com/tami5/lspsaga.nvim (fork of https://github.com/glepnir/lspsaga.nvim)
+	LspSagaCodeActionTitle = {
+		fg = p.gold,
+		style = 'bold',
+	},
+	LspSagaCodeActionBorder = { fg = p.subtle },
+	LspSagaCodeActionTruncateLine = { link = 'LspSagaCodeActionBorder' },
+	LspSagaCodeActionContent = { fg = p.foam },
+	LspSagaDiagnosticBorder = { fg = p.subtle },
+	LspSagaDiagnosticHeader = {
+		fg = p.gold,
+		style = 'bold',
+	},
+	LspSagaDiagnosticTruncateLine = { link = 'LspSagaDiagnosticBorder' },
+	LspSagaFinderSelection = { fg = p.gold },
+	LspSagaLspFinderBorder = { fg = p.subtle },
+	LspSagaAutoPreview = { fg = p.subtle },
+	LspSagaDefPreviewBorder = { fg = p.subtle },
+	DefinitionIcon = { fg = p.rose },
+	DefinitionCount = { fg = p.rose },
+	ReferencesCount = { fg = p.rose },
+	ReferencesIcon = { fg = p.rose },
+	DefintionPreviewTitle = {
+		fg = p.rose,
+		style = 'bold',
+	},
+	LspSagaRenamePromptPrefix = { fg = p.love },
+	LspSagaRenameBorder = { fg = p.pine },
+	LspFloatWinNormal = { bg = p.base },
+	LspFloatWinBorder = { fg = p.subtle },
+	LspSagaDocTruncateLine = { link = 'LspSagaHoverBorder' },
+	LspSagaHoverBorder = { fg = p.subtle },
+	LspSagaSignatureHelpBorder = { fg = p.pine },
+	LspSagaShTruncateLine = { link = 'LspSagaSignatureHelpBorder' },
+	TargetWord = { fg = p.iris },
+
+	SagaShadow = { bg = p.overlay },
 }
 
 vim.g.terminal_color_0 = p.overlay -- black

readme.md

@@ -38,6 +38,7 @@ use({
 - **[Indent-Blankline.nvim](https://github.com/lukas-reineke/indent-blankline.nvim)**
 - **[Neogit](https://github.com/TimUntersberger/neogit)**
 - **[Neorg](https://github.com/nvim-neorg/neorg)**
+- **[Lspsaga](https://github.com/tami5/lspsaga.nvim)**
 - **[Lualine](https://github.com/hoob3rt/lualine.nvim)**
   ```lua
   require('lualine').setup({