docs: Update all docs to prepare for v0.37 (#9243)

* Update docs references from master to main

Signed-off-by: Thane Thomson <connect@thanethomson.com>

* Update DOCS_README to reflect current reality

Signed-off-by: Thane Thomson <connect@thanethomson.com>

* Update vuepress config with current versions and updated discussions link

Signed-off-by: Thane Thomson <connect@thanethomson.com>

* Update generated docs versions

Signed-off-by: Thane Thomson <connect@thanethomson.com>

* Update docs build to use temp folder instead of home

Signed-off-by: Thane Thomson <connect@thanethomson.com>

* Document build-docs Makefile target

Signed-off-by: Thane Thomson <connect@thanethomson.com>

* Add serve-docs Makefile target to serve local build of docs

Signed-off-by: Thane Thomson <connect@thanethomson.com>

* Ensure 404 page is copied during docs build

Signed-off-by: Thane Thomson <connect@thanethomson.com>

* Redirect /master/ to /main/

Signed-off-by: Thane Thomson <connect@thanethomson.com>

* Attempt to resolve #7908

Signed-off-by: Thane Thomson <connect@thanethomson.com>

* Update OpenAPI references from master to main

Signed-off-by: Thane Thomson <connect@thanethomson.com>

* Update CHANGELOG references from master to main

Signed-off-by: Thane Thomson <connect@thanethomson.com>

* Update Docker readme references from master to main

Signed-off-by: Thane Thomson <connect@thanethomson.com>

* Update UPGRADING references from master to main

Signed-off-by: Thane Thomson <connect@thanethomson.com>

* Update package-specific documentation references from master to main

Signed-off-by: Thane Thomson <connect@thanethomson.com>

* Update spec references from master to main

Signed-off-by: Thane Thomson <connect@thanethomson.com>

* Update all code comment references to docs site from master to main

Signed-off-by: Thane Thomson <connect@thanethomson.com>

* Build v0.34.x as "latest"

Signed-off-by: Thane Thomson <connect@thanethomson.com>

* Explicitly mark v0.34 docs as latest in version selector

Signed-off-by: Thane Thomson <connect@thanethomson.com>

* Update all links from docs.tendermint.com/main to docs.tendermint.com/latest

Signed-off-by: Thane Thomson <connect@thanethomson.com>

* ci: Redeploy docs on pushes to v0.34.x

Signed-off-by: Thane Thomson <connect@thanethomson.com>

* Temporarily copy spec directory into docs while building

Signed-off-by: Thane Thomson <connect@thanethomson.com>

* Add nav link to main and clearly mark as unstable

Signed-off-by: Thane Thomson <connect@thanethomson.com>

* Revert to only publishing docs in nav for v0.34 and v0.33 with no latest

Signed-off-by: Thane Thomson <connect@thanethomson.com>

* Link to docs.tendermint.com/v0.34 from RFCs

Signed-off-by: Thane Thomson <connect@thanethomson.com>

* Rather just use main for all docs.tendermint.com references on main branch

Signed-off-by: Thane Thomson <connect@thanethomson.com>

* Rename GitHub tree links from master to main

Signed-off-by: Thane Thomson <connect@thanethomson.com>

* Update link for ABCI Rust client

Signed-off-by: Thane Thomson <connect@thanethomson.com>

* Update github links from master to main

Signed-off-by: Thane Thomson <connect@thanethomson.com>

* Update badges in root readme

Signed-off-by: Thane Thomson <connect@thanethomson.com>

* Remove codecov badge since we do not use it any more

Signed-off-by: Thane Thomson <connect@thanethomson.com>

* Remove Java and Kotlin tutorials

Signed-off-by: Thane Thomson <connect@thanethomson.com>

* Remove specs from docs build

Signed-off-by: Thane Thomson <connect@thanethomson.com>

* Migrate spec links to GitHub repo from docs site

Signed-off-by: Thane Thomson <connect@thanethomson.com>

* Remove references to non-existent PEX reactor spec

Signed-off-by: Thane Thomson <connect@thanethomson.com>

* Fix linting badge in README

Signed-off-by: Thane Thomson <connect@thanethomson.com>

Signed-off-by: Thane Thomson <connect@thanethomson.com>

spec/core/data_structures.md

@@ -210,7 +210,7 @@ to reconstruct the vote set given the validator set.
 | Signature        | [Signature](#signature)     | Signature corresponding to the validators participation in consensus.                                                                                           | The length of the signature must be > 0 and < than  64            |
 
 NOTE: `ValidatorAddress` and `Timestamp` fields may be removed in the future
-(see [ADR-25](https://github.com/tendermint/tendermint/blob/master/docs/architecture/adr-025-commit.md)).
+(see [ADR-25](https://github.com/tendermint/tendermint/blob/main/docs/architecture/adr-025-commit.md)).
 
 ## BlockIDFlag