feat: configurable default pinning of plugins

README.md

@@ -300,6 +300,7 @@ return {
   defaults = {
     lazy = false, -- should plugins be lazy-loaded?
     version = nil,
+    pin = false,
     -- default `cond` you can use to globally disable a lot of plugins
     -- when running inside vscode for example
     cond = nil, ---@type boolean|fun(self:LazyPlugin):boolean|nil

doc/lazy.nvim.txt

@@ -404,6 +404,7 @@ CONFIGURATION                              *lazy.nvim-lazy.nvim-configuration*
       defaults = {
         lazy = false, -- should plugins be lazy-loaded?
         version = nil,
+        pin = false,
         -- default `cond` you can use to globally disable a lot of plugins
         -- when running inside vscode for example
         cond = nil, ---@type boolean|fun(self:LazyPlugin):boolean|nil

lua/lazy/core/config.lua

@@ -9,6 +9,7 @@ M.defaults = {
   defaults = {
     lazy = false, -- should plugins be lazy-loaded?
     version = nil,
+    pin = false,
     -- default `cond` you can use to globally disable a lot of plugins
     -- when running inside vscode for example
     cond = nil, ---@type boolean|fun(self:LazyPlugin):boolean|nil

lua/lazy/core/plugin.lua

@@ -515,6 +515,9 @@ function M.update_state()
         or plugin.cmd
       plugin.lazy = lazy and true or false
     end
+    if plugin.pin == nil then
+      plugin.pin = Config.options.defaults.pin
+    end
     if plugin.dir:find(Config.options.root, 1, true) == 1 then
       plugin._.installed = installed[plugin.name] ~= nil
       installed[plugin.name] = nil