feat(neovim): Custom snippet configuration for Docker & Rust

- VS code format snippets for Docker & Rust
- Blink.nvim configured to pick custom snippets automatically

common/.config/nvim/custom-snippets/dockerfile.json

@@ -0,0 +1,22 @@
+{
+    "Add User in Debian": {
+        "prefix": "userd",
+        "description": "Add User to Debian Container",
+        "body": [
+            "RUN groupadd -r ${1:username} && useradd -m -r -g ${1:username} ${1:username}",
+            "USER ${1:username}",
+            "WORKDIR \/${2:workdir}",
+            "RUN chown ${1:username}:${1:username} \/${2:workdir}"
+        ]
+    },
+    "Add User in Alpine": {
+        "prefix": "usera",
+        "description": "Add User to Alpine Container",
+        "body": [
+            "RUN addgroup -S ${1:username} && adduser -S ${1} -G ${1}",
+            "USER ${1}",
+            "WORKDIR \/${2:workdir}",
+            "RUN chown ${1}:${1} \/${2}"
+        ]
+    }
+}

common/.config/nvim/custom-snippets/package.json

@@ -0,0 +1,19 @@
+{
+    "name": "custom-snippets",
+    "contributes": {
+        "snippets": [
+            {
+                "language": [
+                    "dockerfile"
+                ],
+                "path": "./dockerfile.json"
+            },
+            {
+                "language": [
+                    "rust"
+                ],
+                "path": "./rust.json"
+            }
+        ]
+    }
+}

common/.config/nvim/lua/plugins/completion.lua

@@ -67,7 +67,10 @@ return {
 
             signature = { enabled = true },
 
-            snippets = { preset = "luasnip" },
+            snippets = {
+                preset = "luasnip",
+                opts = { search_paths = { vim.fn.stdpath("config") .. "/custom-snippets" } },
+            },
 
             cmdline = {
                 enabled = true,
@@ -122,7 +125,7 @@ return {
                 providers = {
                     lsp = { score_offset = 1000 },
                     buffer = { score_offset = 950 },
-                    snippets = { score_offset = 1150 },
+                    snippets = { score_offset = 900 },
                     path = { score_offset = 750 },
                     conventional_commits = {
                         name = "Conventional Commits",
@@ -174,6 +177,11 @@ return {
             "rafamadriz/friendly-snippets",
             config = function()
                 require("luasnip.loaders.from_vscode").lazy_load()
+                require("luasnip.loaders.from_vscode").lazy_load({
+                    paths = {
+                        vim.fn.stdpath("config") .. "/custom-snippets",
+                    },
+                })
             end,
         },
         build = (function()