fix cmp and codecompanion

- remove blink dependency
- set up telescope as default provider for codecompanion slash commands

lua/plugins/codecompanion.lua

@@ -29,6 +29,28 @@ return {
 		strategies = {
 			chat = {
 				adapter = "copilot",
+				slash_commands = {
+					["file"] = {
+						opts = {
+							provider = "telescope",
+						},
+					},
+					["symbols"] = {
+						opts = {
+							provider = "telescope",
+						},
+					},
+					["buffer"] = {
+						opts = {
+							provider = "telescope",
+						},
+					},
+					["terminal"] = {
+						opts = {
+							provider = "telescope",
+						},
+					},
+				},
 			},
 			inline = {
 				adapter = "copilot",