Expose boards APIs for MPA (#21917)

* add first batch of Boards service APIs for MPA

go.mod

@@ -33,6 +33,7 @@ require (
 	github.com/jmoiron/sqlx v1.3.5
 	github.com/ledongthuc/pdf v0.0.0-20220302134840-0c2507a12d80
 	github.com/lib/pq v1.10.7
+	github.com/mattermost/focalboard/server v0.0.0-20221222174020-fd4cf95f8ac9
 	github.com/mattermost/go-i18n v1.11.1-0.20211013152124-5c415071e404
 	github.com/mattermost/gziphandler v0.0.1
 	github.com/mattermost/ldap v0.0.0-20201202150706-ee0e6284187d
@@ -85,6 +86,7 @@ require (
 	github.com/aymerick/douceur v0.2.0 // indirect
 	github.com/bits-and-blooms/bitset v1.3.3 // indirect
 	github.com/bits-and-blooms/bloom/v3 v3.3.1 // indirect
+	github.com/blang/semver/v4 v4.0.0 // indirect
 	github.com/blevesearch/bleve_index_api v1.0.5 // indirect
 	github.com/blevesearch/geo v0.1.15 // indirect
 	github.com/blevesearch/go-porterstemmer v1.0.3 // indirect
@@ -131,10 +133,10 @@ require (
 	github.com/lann/builder v0.0.0-20180802200727-47ae307949d0 // indirect
 	github.com/lann/ps v0.0.0-20150810152359-62de8c46ede0 // indirect
 	github.com/levigross/exp-html v0.0.0-20120902181939-8df60c69a8f5 // indirect
+	github.com/mattermost/mattermost-plugin-api v0.0.29-0.20220801143717-73008cfda2fb // indirect
 	github.com/mattn/go-colorable v0.1.13 // indirect
 	github.com/mattn/go-isatty v0.0.16 // indirect
 	github.com/mattn/go-runewidth v0.0.14 // indirect
-	github.com/mattn/go-sqlite3 v2.0.3+incompatible // indirect
 	github.com/minio/md5-simd v1.1.2 // indirect
 	github.com/minio/sha256-simd v1.0.0 // indirect
 	github.com/mitchellh/go-testing-interface v1.14.1 // indirect
@@ -179,7 +181,7 @@ require (
 	gopkg.in/alexcesaro/quotedprintable.v3 v3.0.0-20150716171945-2caba252f4dc // indirect
 	gopkg.in/ini.v1 v1.67.0 // indirect
 	gopkg.in/natefinch/lumberjack.v2 v2.0.0 // indirect
-	lukechampine.com/uint128 v1.1.1 // indirect
+	lukechampine.com/uint128 v1.2.0 // indirect
 	modernc.org/cc/v3 v3.36.0 // indirect
 	modernc.org/ccgo/v3 v3.16.6 // indirect
 	modernc.org/libc v1.16.7 // indirect