Get the file path and respond to initialization requests (#1647)

* trying to use dap-rs intially for server0

* creating TCP connection for the server to attach

* connecting to server and client in dap.rs; not fully successfull yet

* can print result now

* working for second request. still need cleanup.

* got the second request to work?
-_-

* pretty printing

* remove the loopfor server.run and clean up

* clean up a bit; remove unused variables

* launch the extension

* convert the adapter to use stdin/stdout

* revert launch.json

* Make adapter agnostic to read/write operations

* adding optional path argument

* switch to either run with stdin/stdout or tcp

* switch based on the flag to either use stdin/stdout or rather switch to tcp

* add the needed dependencies for argh

* remove unused imports

* proper error handling

* run cargo clippy and fix the linting

* delete symlink committed by mistake

* implement better error handling

* add docs for error variants

* add commands in the extension.js for printing logging messages to track the status of the extension attaching

* can print as well as invoke the adpater, need to figure outpassing file as an argument

* get file name from user

* can successfully take file as input from the user

* log when extension activates

* change it so that it does not ask for file name twice

* try it with multi-session

* it can attach to vscode currently in multi session

* work on getting file path and intialization.

* changes to PR for better readability

* change the release for dap-rs

* Create README.md

* Update README.md

* Update README.md

* clippy

.vscode/launch.json

@@ -1,6 +1,19 @@
 {
     "version": "0.2.0",
     "configurations": [
+        {
+            "type": "cider-dap",
+            "request": "launch",
+            "name": "Launch Program (Multi Session)",
+            "program": "${file}",
+            "stopOnEntry": true,
+        },
+        {
+            "type": "cider-dap",
+            "request": "launch",
+            "name": "Launch Program",
+            "program": "${workspaceFolder}/Program"
+        },
         {
             "name": "Python: Current File",
             "type": "python",