Readme: instructions for local build & debugging

.gitignore

@@ -31,3 +31,6 @@ venv/
 
 .DS_Store
 /podsync
+
+db
+config.toml

.vscode/launch.json

@@ -0,0 +1,15 @@
+{
+    "version": "0.2.0",
+    "configurations": [
+        {
+            // from https://github.com/vscode-debug-specs/go#debugging-executable-file
+            "name": "Debug Podsync",
+            "type": "go",
+            "request": "launch",
+            "mode": "debug",
+            "program": "${workspaceFolder}/cmd/podsync",
+            "cwd": "${workspaceFolder}",
+            "args": ["--config", "config.toml"]
+        }
+    ]
+}

README.md

@@ -100,11 +100,23 @@ Server will be accessible from `http://localhost:8080`, but episode links will p
 
 ## How to run
 
-### Run as binary:
+
+### Build and run as binary:
+
+Make sure you have created the file `config.toml`. Also note the location of the `data_dir`. Depending on the operating system, you may have to choose a different location since `/app/data` might be not writable. 
+
 ```
-$ ./podsync --config config.toml
+$ git clone https://github.com/mxpv/podsync
+$ cd podsync
+$ make
+$ ./bin/podsync --config config.toml
 ```
 
+### How to debug
+
+Use the editor [Visual Studio Code](https://code.visualstudio.com/) and install the official [Go](https://marketplace.visualstudio.com/items?itemName=golang.go) extension. Afterwards you can execute "Run & Debug" ▶︎ "Debug Podsync" to debug the application. The required configuration is already prepared (see `.vscode/launch.json`).
+
+
 ### Run via Docker:
 ```
 $ docker pull mxpv/podsync:latest