Add POST form to shorten link, shortened links to database, configuration file

config.yml

@@ -1,9 +1,29 @@
 # Username to make admin API requests
+# Default: 'admin'
 admin_username: 'admin'
 
 # Plaintext password to make admin API requests
 # Safe to remove if admin_hashed_password is set
+# Default: commented out, 'password'
 #admin_password: 'password'
 
 # Hashed password (bcrypt) to make admin API requests - Preferred over plaintext, use securepass.sh to generate
-admin_hashed_password: 'test'
+# Don't include the <username>: segment, just the hash
+# Default: '$2y$15$Dhll3IY42R.JNOYazarlG.8IndwMjxmHLpFsebJzcGTJd.gbsAwna' (hash for 'password')
+admin_hashed_password: '$2y$15$Dhll3IY42R.JNOYazarlG.8IndwMjxmHLpFsebJzcGTJd.gbsAwna'
+
+# Filename of the URL database
+# Default: 'urls'
+database_name: 'urls'
+
+# Length of random short URLs by default
+# Default: 4
+random_length: 4
+
+# Allowed URL characters
+# Default: ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_
+allowed_chars: 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_'
+
+# Amount of time in seconds to spend generating random short URLs until timeout
+# Default: 5
+random_gen_timeout: 5