Update README.md

updated compile from source info

Author: cyclone-github

README.md

@@ -94,16 +94,18 @@ cat wordlist | ./phantom_decryptor.bin -h phantom.txt
 
 ### Compile from source:
 - This assumes you have Go and Git installed
-  - `git clone https://github.com/cyclone-github/phantom_pwn.git`
+  - `git clone https://github.com/cyclone-github/phantom_pwn.git` # clone repo
   - phantom_extractor
-  - `cd phantom_pwn/phantom_extractor`
-  - `go mod init phantom_extractor`
-  - `go mod tidy`
-  - `go build -ldflags="-s -w" .`
+  - `cd phantom_pwn/phantom_extractor`                            # enter project directory
+  - `go mod init phantom_extractor`                                # initialize Go module (skips if go.mod exists)
+  - `go mod tidy`                                                   # download dependencies
+  - `go build -ldflags="-s -w" .`                                   # compile binary in current directory
+  - `go install -ldflags="-s -w" .`                                 # compile binary and install to $GOPATH
   - phantom_decryptor
-  - `cd phantom_pwn/phantom_decryptor`
-  - `go mod init phantom_decryptor`
-  - `go mod tidy`
-  - `go build -ldflags="-s -w" .`
+  - `cd phantom_pwn/phantom_decryptor`                            # enter project directory
+  - `go mod init phantom_decryptor`                                # initialize Go module (skips if go.mod exists)
+  - `go mod tidy`                                                   # download dependencies
+  - `go build -ldflags="-s -w" .`                                   # compile binary in current directory
+  - `go install -ldflags="-s -w" .`                                 # compile binary and install to $GOPATH
 - Compile from source code how-to:
   - https://github.com/cyclone-github/scripts/blob/main/intro_to_go.txt