[#1689] ci: Reimplement CI tasks in Jenkinsfile

This commit introduces Jenkins pipeline that duplicates the features of
existing Forgejo Actions workflows.

Change-Id: I657a6c27373a1ed4736ae27b4fb660e0ac86012d
Signed-off-by: Vitaliy Potyarkin <v.potyarkin@yadro.com>

.ci/Jenkinsfile

@@ -0,0 +1,81 @@
+def golang = ['1.23', '1.24']
+def golangDefault = "golang:${golang.last()}"
+
+async {
+
+    for (version in golang) {
+        def go = version
+
+        task("test/go${go}") {
+            container("golang:${go}") {
+                sh 'make test'
+            }
+        }
+
+        task("build/go${go}") {
+            container("golang:${go}") {
+                for (app in ['cli', 'node', 'ir', 'adm', 'lens']) {
+                    sh """
+                        make bin/frostfs-${app}
+                        bin/frostfs-${app} --version
+                    """
+                }
+            }
+        }
+    }
+
+    task('test/race') {
+        container(golangDefault) {
+            sh 'make test GOFLAGS="-count=1 -race"'
+        }
+    }
+
+    task('lint') {
+        container(golangDefault) {
+            sh 'make lint-install lint'
+        }
+    }
+
+    task('staticcheck') {
+        container(golangDefault) {
+            sh 'make staticcheck-install staticcheck-run'
+        }
+    }
+
+    task('gopls') {
+        container(golangDefault) {
+            sh 'make gopls-install gopls-run'
+        }
+    }
+
+    task('gofumpt') {
+        container(golangDefault) {
+            sh '''
+                make fumpt-install
+                make fumpt
+                git diff --exit-code --quiet
+            '''
+        }
+    }
+
+    task('vulncheck') {
+        container(golangDefault) {
+            sh '''
+                go install golang.org/x/vuln/cmd/govulncheck@latest
+                govulncheck ./...
+            '''
+        }
+    }
+
+    task('pre-commit') {
+        sh '''
+            apt update
+            apt install -y --no-install-recommends pre-commit
+        ''' // TODO: Make an OCI image for pre-commit + golang? Unpack golang tarball with a library function?
+        withEnv(['SKIP=make-lint,go-staticcheck-repo-mod,go-unit-tests,gofumpt']) {
+            sh 'pre-commit run --color=always --hook-stage=manual --all-files'
+        }
+    }
+}
+
+// TODO: dco check