diff --git a/.github/workflows/lua.yaml b/.github/workflows/lua.yaml
index a899846..9ecfa48 100644
--- a/.github/workflows/lua.yaml
+++ b/.github/workflows/lua.yaml
@@ -45,12 +45,15 @@ jobs:
         with:
           neovim: true
           version: ${{ matrix.nvim_version }}
-      - name: Install luajit
-        uses: leafo/gh-actions-lua@v10
+      - uses: leafo/gh-actions-lua@v11
         with:
           luaVersion: "luajit-openresty"
-      - name: Install luarocks
-        uses: leafo/gh-actions-luarocks@v4
+      - uses: hishamhm/gh-actions-luarocks@master
+        with:
+          luaRocksVersion: "3.12.0"
+      - name: build
+        run: |
+          luarocks install busted
       - name: Run tests
         shell: bash
         run: |
diff --git a/after/syntax/gitlab.vim b/after/syntax/gitlab.vim
index d19182c..5922f29 100644
--- a/after/syntax/gitlab.vim
+++ b/after/syntax/gitlab.vim
@@ -5,10 +5,11 @@ endif
 let expanders = '^\s*\%(' . g:gitlab_discussion_tree_expander_open . '\|' . g:gitlab_discussion_tree_expander_closed . '\)'
 let username = '@[a-zA-Z0-9.]\+'
 
-" Covers times like '14 days ago', 'just now', as well as 'October  3, 2024'
+" Covers times like '14 days ago', 'just now', as well as 'October  3, 2024', and '02/28/2025 at 00:50'
 let time_ago = '\d\+ \w\+ ago'
 let formatted_date = '\w\+ \{1,2}\d\{1,2}, \d\{4}'
-let date = '\%(' . time_ago . '\|' . formatted_date . '\|just now\)'
+let absolute_time = '\d\{2}/\d\{2}/\d\{4} at \d\{2}:\d\{2}'
+let date = '\%(' . time_ago . '\|' . formatted_date . '\|' . absolute_time . '\|just now\)'
 
 let published = date . ' \%(' . g:gitlab_discussion_tree_resolved . '\|' . g:gitlab_discussion_tree_unresolved . '\|' . g:gitlab_discussion_tree_unlinked . '\)\?'
 let state = ' \%(' . published . '\|' . g:gitlab_discussion_tree_draft . '\)'
diff --git a/cmd/app/client.go b/cmd/app/client.go
index d2caea9..c68beda 100644
--- a/cmd/app/client.go
+++ b/cmd/app/client.go
@@ -6,6 +6,7 @@ import (
 	"errors"
 	"fmt"
 	"net/http"
+	"net/url"
 
 	"github.com/harrisoncramer/gitlab.nvim/cmd/app/git"
 	"github.com/hashicorp/go-retryablehttp"
@@ -66,6 +67,14 @@ func NewClient() (*Client, error) {
 		},
 	}
 
+	if proxy := pluginOptions.ConnectionSettings.Proxy; proxy != "" {
+		u, err := url.Parse(proxy)
+		if err != nil {
+			return nil, fmt.Errorf("parse proxy url: %w", err)
+		}
+		tr.Proxy = http.ProxyURL(u)
+	}
+
 	retryClient := retryablehttp.NewClient()
 	retryClient.HTTPClient.Transport = tr
 	gitlabOptions = append(gitlabOptions, gitlab.WithHTTPClient(retryClient.HTTPClient))
@@ -99,11 +108,11 @@ func InitProjectSettings(c *Client, gitInfo git.GitData) (*ProjectInfo, error) {
 	project, _, err := c.GetProject(gitInfo.ProjectPath(), &opt)
 
 	if err != nil {
-		return nil, fmt.Errorf(fmt.Sprintf("Error getting project at %s", gitInfo.RemoteUrl), err)
+		return nil, fmt.Errorf("error getting project at %s: %w", gitInfo.RemoteUrl, err)
 	}
 
 	if project == nil {
-		return nil, fmt.Errorf(fmt.Sprintf("Could not find project at %s", gitInfo.RemoteUrl), err)
+		return nil, fmt.Errorf("could not find project at %s", gitInfo.RemoteUrl)
 	}
 
 	projectId := fmt.Sprint(project.ID)
diff --git a/cmd/app/config.go b/cmd/app/config.go
index dc40dfe..9d8bd0a 100644
--- a/cmd/app/config.go
+++ b/cmd/app/config.go
@@ -13,6 +13,7 @@ type PluginOptions struct {
 	} `json:"debug"`
 	ChosenMrIID        int `json:"chosen_mr_iid"`
 	ConnectionSettings struct {
+		Proxy    string `json:"proxy"`
 		Insecure bool   `json:"insecure"`
 		Remote   string `json:"remote"`
 	} `json:"connection_settings"`
diff --git a/doc/gitlab.nvim.txt b/doc/gitlab.nvim.txt
index e1c38bc..19ae720 100644
--- a/doc/gitlab.nvim.txt
+++ b/doc/gitlab.nvim.txt
@@ -161,6 +161,7 @@ you call this function with no values the defaults will be used:
         },
       },
       connection_settings = {
+        proxy = "", -- Configure a proxy URL to use when connecting to GitLab. Supports URL schemes: http, https, socks5
         insecure = false, -- Like curl's --insecure option, ignore bad x509 certificates on connection
         remote = "origin", -- The default remote that your MRs target
       },
@@ -213,6 +214,7 @@ you call this function with no values the defaults will be used:
           switch_view = "c", -- Toggle between the notes and discussions views
           toggle_tree_type = "i", -- Toggle type of discussion tree - "simple", or "by_file_name"
           publish_draft = "P", -- Publish the currently focused note/comment
+          toggle_date_format = "dt", -- Toggle between date formats: relative (e.g., "5 days ago", "just now", "October 13, 2024" for dates more than a month ago) and absolute (e.g., "03/01/2024 at 11:43")
           toggle_draft_mode = "D", -- Toggle between draft mode (comments posted as drafts) and live mode (comments are posted immediately)
           toggle_sort_method = "st", -- Toggle whether discussions are sorted by the "latest_reply", or by "original_comment", see `:h gitlab.nvim.toggle_sort_method`
           toggle_node = "t", -- Open or close the discussion
@@ -267,6 +269,7 @@ you call this function with no values the defaults will be used:
         draft = "✎", -- Symbol to show next to draft comments/notes
         tree_type = "simple", -- Type of discussion tree - "simple" means just list of discussions, "by_file_name" means file tree with discussions under file
         draft_mode = false, -- Whether comments are posted as drafts as part of a review
+        relative_date = true, -- Whether to show relative time like "5 days ago" or absolute time like "03/01/2025 at 01:43"
         winbar = nil, -- Custom function to return winbar title, should return a string. Provided with WinbarTable (defined in annotations.lua)
                      -- If using lualine, please add "gitlab" to disabled file types, otherwise you will not see the winbar.
       },
diff --git a/lua-test.sh b/lua-test.sh
index 6351375..6cf83dc 100755
--- a/lua-test.sh
+++ b/lua-test.sh
@@ -1,59 +1,44 @@
 #!/usr/bin/env bash
 #
 # Setup and run tests for lua part of gitlab.nvim.
-# 
-# In order to run tests you need to have `luarocks` and `git` installed. This script will check if
-# environment is already setup, if not it will initialize current directory with `luarocks`,
-# install `busted` framework and download plugin dependencies.
-# 
+# Requires `luarocks`, `git`, and `nvim` installed.
 #
-set -e
 
-LUA_VERSION="5.1"
+set -euo pipefail
+
 PLUGINS_FOLDER="tests/plugins"
 PLUGINS=(
-    "https://github.com/MunifTanjim/nui.nvim"
-    "https://github.com/nvim-lua/plenary.nvim"
-    "https://github.com/sindrets/diffview.nvim"
+  "https://github.com/MunifTanjim/nui.nvim"
+  "https://github.com/nvim-lua/plenary.nvim"
+  "https://github.com/sindrets/diffview.nvim"
 )
 
-if ! command -v luarocks > /dev/null 2>&1; then
-    echo "You need to have luarocks installed in order to run tests."
-    exit 1
+if ! command -v luarocks >/dev/null 2>&1; then
+  echo "Error: luarocks not found. Please install LuaRocks." >&2
+  exit 1
 fi
 
-if ! command -v git > /dev/null 2>&1; then
-    echo "You need to have git installed in order to run tests."
-    exit 1
+if ! command -v git >/dev/null 2>&1; then
+  echo "Error: git not found. Please install Git." >&2
+  exit 1
 fi
 
-if ! luarocks --lua-version=$LUA_VERSION which busted > /dev/null 2>&1; then
-    echo "Installing busted."
-    luarocks init
-    luarocks config --scope project lua_version "$LUA_VERSION"
-    luarocks install --lua-version="$LUA_VERSION" busted
+if ! command -v nvim >/dev/null 2>&1; then
+  echo "Error: nvim not found. Please install Neovim." >&2
+  exit 1
 fi
 
-for arg in "$@"; do
-if [[ $arg =~ "--coverage" ]] && ! luarocks --lua-version=$LUA_VERSION which luacov > /dev/null 2>&1; then
-    luarocks install --lua-version="$LUA_VERSION" luacov
-    # lcov reporter for luacov - lcov format is supported by `nvim-coverage`
-    luarocks install --lua-version="$LUA_VERSION" luacov-reporter-lcov
-fi
-done
-
+# Clone test plugin dependencies
+mkdir -p "$PLUGINS_FOLDER"
 for plugin in "${PLUGINS[@]}"; do
-    plugin_name=${plugin##*/}
-    plugin_folder="$PLUGINS_FOLDER/$plugin_name"
-
-    # Check if plugin was already downloaded
-    if [[ -d "$plugin_folder/.git" ]]; then
-        # We could also try to pull here but I am not sure if that wouldn't slow down tests too much.
-        continue
-    fi
-
+  plugin_name="${plugin##*/}"
+  plugin_folder="$PLUGINS_FOLDER/$plugin_name"
+  if [[ ! -d "$plugin_folder/.git" ]]; then
+    echo "Cloning $plugin..."
     git clone --depth 1 "$plugin" "$plugin_folder"
-
+  fi
 done
 
-nvim -u NONE  -U NONE -N -i NONE -l tests/init.lua "$@"
+# Run tests
+echo "Running tests with Neovim..."
+nvim -u NONE -U NONE -N -i NONE -l tests/init.lua "$@"
diff --git a/lua/gitlab/actions/common.lua b/lua/gitlab/actions/common.lua
index 6ad224d..538d498 100644
--- a/lua/gitlab/actions/common.lua
+++ b/lua/gitlab/actions/common.lua
@@ -15,7 +15,9 @@ M.build_note_header = function(note)
   if note.note then
     return "@" .. state.USER.username .. " " .. state.settings.discussion_tree.draft
   end
-  return "@" .. note.author.username .. " " .. u.time_since(note.created_at)
+  local time = state.settings.discussion_tree.relative_date and u.time_since(note.created_at)
+    or u.format_to_local(note.created_at, vim.fn.strftime("%z"))
+  return "@" .. note.author.username .. " " .. time
 end
 
 M.switch_can_edit_bufs = function(bool, ...)
@@ -240,7 +242,9 @@ M.get_line_numbers_for_range = function(old_line, new_line, start_line_code, end
     return (old_line - range), old_line, false
   elseif new_line ~= nil then
     local range = new_end_line - new_start_line
-    return (new_line - range), new_line, true
+    -- Force start_line to be greater than 0
+    local start_line = (new_line - range > 0) and (new_line - range) or 1
+    return start_line, new_line, true
   else
     u.notify("Error getting new or old line for range", vim.log.levels.ERROR)
     return 1, 1, false
diff --git a/lua/gitlab/actions/discussions/init.lua b/lua/gitlab/actions/discussions/init.lua
index 59e381f..c22fa76 100644
--- a/lua/gitlab/actions/discussions/init.lua
+++ b/lua/gitlab/actions/discussions/init.lua
@@ -649,6 +649,16 @@ M.set_tree_keymaps = function(tree, bufnr, unlinked)
     })
   end
 
+  if keymaps.discussion_tree.toggle_date_format then
+    vim.keymap.set("n", keymaps.discussion_tree.toggle_date_format, function()
+      M.toggle_date_format()
+    end, {
+      buffer = bufnr,
+      desc = "Toggle date format",
+      nowait = keymaps.discussion_tree.toggle_date_format_nowait,
+    })
+  end
+
   if keymaps.discussion_tree.toggle_resolved then
     vim.keymap.set("n", keymaps.discussion_tree.toggle_resolved, function()
       if M.is_current_node_note(tree) and not M.is_draft_note(tree) then
@@ -725,7 +735,7 @@ M.set_tree_keymaps = function(tree, bufnr, unlinked)
 
   if keymaps.help then
     vim.keymap.set("n", keymaps.help, function()
-      help.open()
+      help.open({ discussion_tree = true })
     end, { buffer = bufnr, desc = "Open help popup", nowait = keymaps.help_nowait })
   end
 
@@ -809,6 +819,13 @@ M.toggle_sort_method = function()
   M.rebuild_view(false, true)
 end
 
+---Toggle between displaying relative time (e.g., "5 days ago") and absolute time (e.g., "04/10/2025 at 22:49")
+M.toggle_date_format = function()
+  state.settings.discussion_tree.relative_date = not state.settings.discussion_tree.relative_date
+  M.rebuild_unlinked_discussion_tree()
+  M.rebuild_discussion_tree()
+end
+
 ---Indicates whether the node under the cursor is a draft note or not
 ---@param tree NuiTree
 ---@return boolean
diff --git a/lua/gitlab/actions/draft_notes/init.lua b/lua/gitlab/actions/draft_notes/init.lua
index 5348f19..1f0e0e1 100755
--- a/lua/gitlab/actions/draft_notes/init.lua
+++ b/lua/gitlab/actions/draft_notes/init.lua
@@ -155,6 +155,7 @@ M.build_root_draft_note = function(note)
     id = note.id,
     root_note_id = note.id,
     file_name = (type(note.position) == "table" and note.position.new_path or nil),
+    old_file_name = (type(note.position) == "table" and note.position.old_path or nil),
     new_line = (type(note.position) == "table" and note.position.new_line or nil),
     old_line = (type(note.position) == "table" and note.position.old_line or nil),
     resolvable = false,
diff --git a/lua/gitlab/actions/help.lua b/lua/gitlab/actions/help.lua
index 991a162..3fed155 100644
--- a/lua/gitlab/actions/help.lua
+++ b/lua/gitlab/actions/help.lua
@@ -6,7 +6,12 @@ local state = require("gitlab.state")
 local List = require("gitlab.utils.list")
 local Popup = require("nui.popup")
 
-M.open = function()
+---@class HelpPopupOpts
+---@field discussion_tree boolean|nil Whether help popup is for the discussion tree
+
+--- @param opts HelpPopupOpts|nil Table with options for the help popup
+M.open = function(opts)
+  local help_opts = opts or {}
   local bufnr = vim.api.nvim_get_current_buf()
   local keymaps = vim.api.nvim_buf_get_keymap(bufnr, "n")
   local help_content_lines = List.new(keymaps):reduce(function(agg, keymap)
@@ -17,26 +22,28 @@ M.open = function()
     return agg
   end, {})
 
-  table.insert(help_content_lines, "")
-  table.insert(
-    help_content_lines,
-    string.format(
-      "%s = draft; %s = unlinked comment; %s = resolved",
-      state.settings.discussion_tree.draft,
-      state.settings.discussion_tree.unlinked,
-      state.settings.discussion_tree.resolved
+  if help_opts.discussion_tree then
+    table.insert(help_content_lines, "")
+    table.insert(
+      help_content_lines,
+      string.format(
+        "%s = draft; %s = unlinked comment; %s = resolved",
+        state.settings.discussion_tree.draft,
+        state.settings.discussion_tree.unlinked,
+        state.settings.discussion_tree.resolved
+      )
     )
-  )
+  end
 
   local longest_line = u.get_longest_string(help_content_lines)
-  local opts = { "Help", state.settings.popup.help, longest_line + 3, #help_content_lines, 70 }
-  local help_popup = Popup(popup.create_popup_state(unpack(opts)))
+  local popup_opts = { "Help", state.settings.popup.help, longest_line + 3, #help_content_lines, 70 }
+  local help_popup = Popup(popup.create_popup_state(unpack(popup_opts)))
 
   help_popup:on(event.BufLeave, function()
     help_popup:unmount()
   end)
 
-  popup.set_up_autocommands(help_popup, nil, vim.api.nvim_get_current_win(), opts)
+  popup.set_up_autocommands(help_popup, nil, vim.api.nvim_get_current_win(), popup_opts)
 
   help_popup:mount()
 
diff --git a/lua/gitlab/colors.lua b/lua/gitlab/colors.lua
index 54d557a..2d8bfc8 100644
--- a/lua/gitlab/colors.lua
+++ b/lua/gitlab/colors.lua
@@ -18,7 +18,7 @@ local function get_colors_for_group(group)
   local normal_bg = vim.fn.synIDattr(vim.fn.synIDtrans(vim.fn.hlID(group)), "bg")
   return { fg = normal_fg, bg = normal_bg }
 end
-vim.api.nvim_create_autocmd("VimEnter", {
+vim.api.nvim_create_autocmd({ "VimEnter", "ColorScheme" }, {
   callback = function()
     vim.api.nvim_set_hl(0, "GitlabUsername", get_colors_for_group(discussion.username))
     vim.api.nvim_set_hl(0, "GitlabMention", get_colors_for_group(discussion.mention))
diff --git a/lua/gitlab/indicators/diagnostics.lua b/lua/gitlab/indicators/diagnostics.lua
index e32e086..ccdd936 100644
--- a/lua/gitlab/indicators/diagnostics.lua
+++ b/lua/gitlab/indicators/diagnostics.lua
@@ -122,6 +122,9 @@ M.place_diagnostics = function(bufnr)
     u.notify("Could not find Diffview view", vim.log.levels.ERROR)
     return
   end
+  if vim.api.nvim_buf_get_name(bufnr) == "diffview://null" then
+    return
+  end
 
   local ok, err = pcall(function()
     local file_discussions = List.new(M.placeable_discussions):filter(function(discussion_or_note)
diff --git a/lua/gitlab/job.lua b/lua/gitlab/job.lua
index 3330821..bccd806 100644
--- a/lua/gitlab/job.lua
+++ b/lua/gitlab/job.lua
@@ -19,6 +19,7 @@ M.run_job = function(endpoint, method, body, callback, on_error_callback)
   -- success message or error message and details from the Go server and run the on_error_callback
   -- (if supplied for the job).
   local stderr = {}
+
   Job:new({
     command = "curl",
     args = args,
diff --git a/lua/gitlab/reviewer/init.lua b/lua/gitlab/reviewer/init.lua
index 8ddfd1f..46a6034 100644
--- a/lua/gitlab/reviewer/init.lua
+++ b/lua/gitlab/reviewer/init.lua
@@ -110,6 +110,9 @@ end
 ---@param line_number number Line number from the discussion node.
 ---@param new_buffer boolean If true, jump to the NEW SHA.
 M.jump = function(file_name, old_file_name, line_number, new_buffer)
+  -- Draft comments don't have `old_file_name` set
+  old_file_name = old_file_name or file_name
+
   if M.tabnr == nil then
     u.notify("Can't jump to Diffvew. Is it open?", vim.log.levels.ERROR)
     return
@@ -240,7 +243,7 @@ end
 ---@return string|nil
 M.get_current_file_oldpath = function()
   local file_data = M.get_current_file_data()
-  return file_data and file_data.oldpath
+  return file_data and file_data.oldpath or file_data.path
 end
 
 ---Tell whether current file is renamed or not
diff --git a/lua/gitlab/state.lua b/lua/gitlab/state.lua
index 5262718..b7e2a46 100644
--- a/lua/gitlab/state.lua
+++ b/lua/gitlab/state.lua
@@ -62,6 +62,7 @@ M.settings = {
     },
   },
   connection_settings = {
+    proxy = "",
     insecure = false,
     remote = "origin",
   },
@@ -115,6 +116,7 @@ M.settings = {
       switch_view = "c",
       toggle_tree_type = "i",
       publish_draft = "P",
+      toggle_date_format = "dt",
       toggle_draft_mode = "D",
       toggle_sort_method = "st",
       toggle_node = "t",
@@ -169,6 +171,7 @@ M.settings = {
     draft = "✎",
     tree_type = "simple",
     draft_mode = false,
+    relative_date = true,
   },
   emojis = {
     formatter = nil,