Merge pull request #16 from venkatarenduchintala/feat/sre-go-terraform

feat(sre): add Go and Terraform language support with CI validation

Author: venkatarenduchintala

.github/workflows/validate.yml

@@ -38,36 +38,12 @@ jobs:
       - name: Check Neovim version
         run: docker run --rm nvim-config:ci nvim --version
 
-      - name: Prepare plugin data directory
-        run: |
-          mkdir -p $HOME/.local/share/nvim-ci
-          chmod 777 $HOME/.local/share/nvim-ci
-
-      - name: Cache lazy.nvim plugins
-        uses: actions/cache@v4
-        with:
-          path: ~/.local/share/nvim-ci
-          key: nvim-plugins-${{ hashFiles('lua/plugins/**/*.lua') }}
-          restore-keys: nvim-plugins-
-
-      - name: Install plugins via lazy.nvim
-        run: |
-          docker run --rm \
-            -e CI=true \
-            -v "${{ github.workspace }}:/home/dev/.config/nvim:ro" \
-            -v "$HOME/.local/share/nvim-ci:/home/dev/.local/share/nvim" \
-            nvim-config:ci \
-            nvim --headless \
-              -c "lua require('lazy').sync({wait=true, show=false})" \
-              -c "qall"
-        timeout-minutes: 15
-
-      - name: Validate Neovim loads with all plugins
+      - name: Run all Neovim validations
         run: |
           docker run --rm \
+            --network=host \
             -e CI=true \
             -v "${{ github.workspace }}:/home/dev/.config/nvim:ro" \
-            -v "$HOME/.local/share/nvim-ci:/home/dev/.local/share/nvim" \
             nvim-config:ci \
-            nvim --headless -c "qall"
-        timeout-minutes: 2
+            bash /home/dev/.config/nvim/test/ci_validate.sh
+        timeout-minutes: 30

lua/autocmds.lua

@@ -45,6 +45,14 @@ vim.api.nvim_create_autocmd("FileType", {
 	end,
 })
 
+-- Disable cmp autocompletion for YAML — we want linting/diagnostics only
+vim.api.nvim_create_autocmd("FileType", {
+  pattern = "yaml",
+  callback = function()
+    require("cmp").setup.buffer({ enabled = false })
+  end,
+})
+
 -- Disable automatic line breaks
 vim.api.nvim_create_autocmd("FileType", {
   pattern = "*",

lua/lsp/configs/go.lua

@@ -0,0 +1,33 @@
+return {
+	"leoluz/nvim-dap-go",
+	ft = "go",
+	dependencies = {
+		"mfussenegger/nvim-dap",
+	},
+	config = function()
+		require("dap-go").setup({
+			dap_configurations = {
+				{
+					type = "go",
+					name = "Attach remote",
+					mode = "remote",
+					request = "attach",
+				},
+			},
+			delve = {
+				path = "dlv",
+				initialize_timeout_sec = 20,
+				port = "${port}",
+				args = {},
+				build_flags = "",
+				detached = vim.fn.has("win32") == 0,
+			},
+		})
+
+		local wk = require("which-key")
+		wk.add({
+			{ "<leader>dt", "<cmd>lua require('dap-go').debug_test()<cr>", desc = "[GO] Debug test under cursor" },
+			{ "<leader>dT", "<cmd>lua require('dap-go').debug_last_test()<cr>", desc = "[GO] Debug last test" },
+		})
+	end,
+}

lua/lsp/init.lua

@@ -114,10 +114,32 @@ if lspconfig then
 		capabilities = capabilities,
 	})
 
-	-- YAMLs
+	-- YAMLs — diagnostics only, no completion
   lspconfig("yamlls", {
+    autostart = true,
     capabilities = capabilities,
-  	autostart = false,
+    settings = {
+      yaml = {
+        validate = true,
+        hover = true,
+        completion = false,
+        schemaStore = {
+          enable = true,
+          url = "https://www.schemastore.org/api/json/catalog.json",
+        },
+        schemas = {
+          -- Kubernetes manifests in common SRE directory layouts
+          kubernetes = {
+            "manifests/**/*.yaml",
+            "k8s/**/*.yaml",
+            "kubernetes/**/*.yaml",
+            "deploy/**/*.yaml",
+            "templates/**/*.yaml",
+            "chart/templates/**/*.yaml",
+          },
+        },
+      },
+    },
   })
 
   -- CMake Language Server
@@ -140,8 +162,18 @@ if lspconfig then
 
   -- Go Language Server
   lspconfig("gopls", {
-    autostart = false,
+    autostart = true,
     capabilities = capabilities,
+    settings = {
+      gopls = {
+        analyses = {
+          unusedparams = true,
+          shadow = true,
+        },
+        staticcheck = true,
+        gofumpt = true,
+      },
+    },
   })
 
   -- Gradle Language Server

lua/plugins/configs/mason.lua

@@ -20,6 +20,8 @@ return {
 				automatic_enable = false,
 				-- skip heavy binary downloads in CI; lazy.nvim plugin code is still validated
 				ensure_installed = vim.env.CI and {} or {
+					"gopls",
+					"terraform-ls",
 					"ansiblels",
 					"awk_ls",
 					"bashls",
@@ -56,6 +58,7 @@ return {
 				automatic_installation = not vim.env.CI,
 				quiet_mode = false,
 				ensure_installed = vim.env.CI and {} or {
+					"tflint",
 					"actionlint",
 					"ansible-lint",
 					"api-linter",
@@ -81,6 +84,18 @@ return {
 				},
 				ignore_install = {},
 			})
+
+			-- Wire up nvim-lint: which linters run per filetype and when
+			local lint = require("lint")
+			lint.linters_by_ft = {
+				yaml = { "yamllint" },
+			}
+			vim.api.nvim_create_autocmd({ "BufWritePost", "BufEnter" }, {
+				pattern = { "*.yaml", "*.yml" },
+				callback = function()
+					lint.try_lint()
+				end,
+			})
 		end,
 	},
 	{
@@ -93,6 +108,7 @@ return {
 		config = function()
 			require("mason-nvim-dap").setup({
 				ensure_installed = vim.env.CI and {} or {
+					"delve",
 					"codelldb",
 					"javatest",
 					"javadbg",

lua/plugins/configs/treesitter.lua

@@ -36,7 +36,11 @@ return {
 				"javascript",
 				"typescript",
 				"vue",
-        "toml"
+				"toml",
+				-- SRE
+				"go",
+				"terraform",
+				"hcl",
 			},
 			refactor = {
 				highlight_definitions = {

lua/plugins/init.lua

@@ -86,6 +86,7 @@ local plugins = {
 	require("plugins.configs.mason"),
 	"neovim/nvim-lspconfig",
   require("lsp.configs.dap"),
+	require("lsp.configs.go"),
 	require("lsp.configs.java"),
 	require("lsp.configs.rust"),
 	require("lsp.configs.python"),

test/ci_install_plugins.lua

@@ -0,0 +1,11 @@
+-- Headless lazy.nvim plugin installer for CI.
+-- Exits 1 loudly if lazy.nvim is not loadable or sync fails.
+local ok, lazy = pcall(require, 'lazy')
+if not ok then
+  io.stderr:write('FATAL: lazy.nvim not loadable: ' .. tostring(lazy) .. '\n')
+  vim.cmd('cquit 1')
+end
+
+print('lazy.nvim loaded, starting sync...')
+lazy.sync({ wait = true, show = false })
+print('lazy.nvim sync complete')

test/ci_validate.sh

@@ -0,0 +1,28 @@
+#!/bin/bash
+set -e
+
+echo "=== Bootstrapping lazy.nvim ==="
+git clone --filter=blob:none \
+  https://github.com/folke/lazy.nvim.git \
+  --branch=stable \
+  "$HOME/.local/share/nvim/lazy/lazy.nvim"
+
+echo "=== Installing plugins via lazy.nvim ==="
+nvim --headless \
+  -c "luafile /home/dev/.config/nvim/test/ci_install_plugins.lua" \
+  -c "qall"
+
+echo "=== Validating Neovim startup with all plugins ==="
+nvim --headless -c "qall"
+
+echo "=== Installing treesitter parsers (Go, Terraform, HCL) ==="
+nvim --headless \
+  -c "luafile /home/dev/.config/nvim/test/install_parsers.lua" \
+  -c "qall"
+
+echo "=== Testing Go and Terraform treesitter parsers ==="
+nvim --headless \
+  -c "luafile /home/dev/.config/nvim/test/validate_treesitter.lua" \
+  -c "qall"
+
+echo "=== All validations passed! ==="

test/fixtures/deployment.yaml

@@ -0,0 +1,29 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: hello-app
+  namespace: default
+  labels:
+    app: hello-app
+spec:
+  replicas: 2
+  selector:
+    matchLabels:
+      app: hello-app
+  template:
+    metadata:
+      labels:
+        app: hello-app
+    spec:
+      containers:
+        - name: hello-app
+          image: nginx:1.25
+          ports:
+            - containerPort: 80
+          resources:
+            requests:
+              cpu: "100m"
+              memory: "128Mi"
+            limits:
+              cpu: "250m"
+              memory: "256Mi"