feat(x/gov): extend governance config (#18428)

(cherry picked from commit 89296cc)

# Conflicts:
#	CHANGELOG.md
#	api/cosmos/gov/module/v1/module.pulsar.go
#	proto/cosmos/gov/module/v1/module.proto
#	x/gov/go.mod
#	x/gov/go.sum
#	x/gov/keeper/keeper.go

CHANGELOG.md

@@ -46,6 +46,11 @@ Ref: https://keepachangelog.com/en/1.0.0/
 
 ### Improvements
 
+<<<<<<< HEAD
+=======
+* (x/gov) [#18428](https://github.com/cosmos/cosmos-sdk/pull/18428) Extend governance config 
+* (x/gov) [#18189](https://github.com/cosmos/cosmos-sdk/pull/18189) Limit the accepted deposit coins for a proposal to the minimum proposal deposit denoms.
+>>>>>>> 89296ccdd (feat(x/gov): extend governance config (#18428))
 * (x/gov) [#18025](https://github.com/cosmos/cosmos-sdk/pull/18025) Improve `<appd> q gov proposer` by querying directly a proposal instead of tx events. It is an alias of `q gov proposal` as the proposer is a field of the proposal.
 * (version) [#18063](https://github.com/cosmos/cosmos-sdk/pull/18063) Allow to define extra info to be displayed in `<appd> version --long` command.
 

proto/cosmos/gov/module/v1/module.proto

@@ -16,4 +16,16 @@ message Module {
 
   // authority defines the custom module authority. If not set, defaults to the governance module.
   string authority = 2;
-}
+<<<<<<< HEAD
+}
+=======
+
+  // max_title_len defines the maximum proposal title length.
+  // Defaults to 255 if not explicitly set.
+  uint64 max_title_len = 3;
+
+  // max_summary_len defines the maximum proposal summary length.
+  // Defaults to 10200 if not explicitly set.
+  uint64 max_summary_len = 4;
+}
+>>>>>>> 89296ccdd (feat(x/gov): extend governance config (#18428))

x/gov/README.md

@@ -308,8 +308,8 @@ the following `JSON` template:
 
 This makes it far easier for clients to support multiple networks.
 
-The metadata has a maximum length that is chosen by the app developer, and
-passed into the gov keeper as a config. The default maximum length in the SDK is 255 characters.
+Fields metadata, title and summary have a maximum length that is chosen by the app developer, and
+passed into the gov keeper as a config. The default maximum length are: for the title 255 characters, for the metadata 255 characters and for summary 10200 characters (40 times the one of the title).
 
 #### Writing a module that uses governance