make password configs be in a different file, don't publish passwords in git

.gitignore

@@ -96,3 +96,5 @@ ENV/
 
 .idea/
 .vscode/
+/wifi_cfg.py
+/webrepl_cfg.py

boot.py

@@ -1,5 +1,6 @@
 from network import WLAN as wlan, STA_IF as staif, AP_IF as apif
 from time import sleep_ms
+from wifi_cfg import wlan_nets
 
 sleep_ms(100)
 #make sure AP mode is off and station mode is on
@@ -15,14 +16,11 @@ if wlan(staif).isconnected() != True:
     nets=wlan(staif).scan()
     found_net=False
     for net in nets:
-        if net[0] == b'WiFiNetworkName':
-            wlan(staif).connect("WiFiNetworkName","WiFiNetworkPSK")
-            found_net=True
-            break
-        elif net[0] == b'WiFiNetworkName':
-            wlan(staif).connect("WiFiNetworkName","WiFiNetworkPSK")
-            found_net=True
-            break
+        for cfg_net in wlan_nets.keys():
+            if net[0] == b'%s' % cfg_net:
+                wlan(staif).connect(cfg_net, wlan_nets[cfg_net])
+                found_net=True
+                break
     if found_net == False:
         print("couldn't connect to wifi, nets found: %s" % nets)
         print("to fix temporarily, run: wlan(staif).connect('yournet','yourpass'), followed shortly after by wlan(staif).ifconfig()")

webrepl_cfg.sample.py

@@ -0,0 +1 @@
+PASS='MyWebREPLPassword'

wifi_cfg.sample.py

@@ -0,0 +1,3 @@
+wlan_nets={
+    'YourNetwork': 'YourPSK',
+}