Add Filtering, HealthCheck, Better Tests (#350)

feat: add filtering when choosing merge requests (#346)
feat: Add healthcheck (#345)
refactor: Move to gomock (#349)
feat: Makes the remote of the plugin configurable (#348)

This is a #MINOR release.

lua/gitlab/init.lua

@@ -17,6 +17,7 @@ local create_mr = require("gitlab.actions.create_mr")
 local approvals = require("gitlab.actions.approvals")
 local draft_notes = require("gitlab.actions.draft_notes")
 local labels = require("gitlab.actions.labels")
+local health = require("gitlab.health")
 
 local user = state.dependencies.user
 local info = state.dependencies.info
@@ -28,20 +29,28 @@ local merge_requests_dep = state.dependencies.merge_requests
 local draft_notes_dep = state.dependencies.draft_notes
 local discussion_data = state.dependencies.discussion_data
 
+---@param args Settings | {} | nil
+---@return nil
+local function setup(args)
+  if args == nil then
+    args = {}
+  end
+  server.build() -- Builds the Go binary if it doesn't exist
+  state.merge_settings(args) -- Merges user settings with default settings
+  state.set_global_keymaps() -- Sets keymaps that are not bound to a specific buffer
+  require("gitlab.colors") -- Sets colors
+  reviewer.init()
+  discussions.initialize_discussions() -- place signs / diagnostics for discussions in reviewer
+  emoji.init() -- Read in emojis for lookup purposes
+
+  local is_healthy = health.check(true)
+  if not is_healthy then
+    u.notify("Plugin unhealthy, please run ':checkhealth gitlab' for details", vim.log.levels.WARN)
+  end
+end
+
 return {
-  setup = function(args)
-    if args == nil then
-      args = {}
-    end
-    server.build() -- Builds the Go binary if it doesn't exist
-    state.merge_settings(args) -- Merges user settings with default settings
-    state.set_global_keymaps() -- Sets keymaps that are not bound to a specific buffer
-    require("gitlab.colors") -- Sets colors
-    reviewer.init()
-    discussions.initialize_discussions() -- place signs / diagnostics for discussions in reviewer
-    emoji.init() -- Read in emojis for lookup purposes
-  end,
-  -- Global Actions 🌎
+  setup = setup,
   summary = async.sequence({
     u.merge(info, { refresh = true }),
     labels_dep,